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Finding the Fourth Proportional to 656,334.30, 984,501.45 and 183,018.90

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Solution

The fourth proportional to 656,334.30, 984,501.45 and 183,018.90 is: 274,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,334.30 : 984,501.45 = 183,018.90 : x
  2. Step 2: Convert to fraction form
    656,334.30/984,501.45 = 183,018.90/x
  3. Step 3: Cross multiply
    656,334.30x = 984,501.45 × 183,018.90
  4. Step 4: Simplify right side
    656,334.30x = 180,182,372,427.41
  5. Step 5: Solve for x
    x = 180,182,372,427.41/656,334.30
  6. Step 6: Final answer
    x = 274,528.35

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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.