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Finding the Fourth Proportional to 656,349.60, 984,524.40 and 496,917.30

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Solution

The fourth proportional to 656,349.60, 984,524.40 and 496,917.30 is: 745,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,349.60 : 984,524.40 = 496,917.30 : x
  2. Step 2: Convert to fraction form
    656,349.60/984,524.40 = 496,917.30/x
  3. Step 3: Cross multiply
    656,349.60x = 984,524.40 × 496,917.30
  4. Step 4: Simplify right side
    656,349.60x = 489,227,206,632.12
  5. Step 5: Solve for x
    x = 489,227,206,632.12/656,349.60
  6. Step 6: Final answer
    x = 745,375.95

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Double scale
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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.