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Finding the Fourth Proportional to 1,004,028,792.20, 1,506,043,188.30 and 1,004,028,792.20

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Solution

The fourth proportional to 1,004,028,792.20, 1,506,043,188.30 and 1,004,028,792.20 is: 1,506,043,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,028,792.20 : 1,506,043,188.30 = 1,004,028,792.20 : x
  2. Step 2: Convert to fraction form
    1,004,028,792.20/1,506,043,188.30 = 1,004,028,792.20/x
  3. Step 3: Cross multiply
    1,004,028,792.20x = 1,506,043,188.30 × 1,004,028,792.20
  4. Step 4: Simplify right side
    1,004,028,792.20x = 1,512,110,723,349,886,208
  5. Step 5: Solve for x
    x = 1,512,110,723,349,886,208/1,004,028,792.20
  6. Step 6: Final answer
    x = 1,506,043,188.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.