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Finding the Fourth Proportional to 10,650,048.90, 15,975,073.35 and 10,650,048.90

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Solution

The fourth proportional to 10,650,048.90, 15,975,073.35 and 10,650,048.90 is: 15,975,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650,048.90 : 15,975,073.35 = 10,650,048.90 : x
  2. Step 2: Convert to fraction form
    10,650,048.90/15,975,073.35 = 10,650,048.90/x
  3. Step 3: Cross multiply
    10,650,048.90x = 15,975,073.35 × 10,650,048.90
  4. Step 4: Simplify right side
    10,650,048.90x = 170,135,312,358,586.81
  5. Step 5: Solve for x
    x = 170,135,312,358,586.81/10,650,048.90
  6. Step 6: Final answer
    x = 15,975,073.35

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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.