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Finding the Fourth Proportional to 497,773.40, 746,660.10 and 435,565.40

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Solution

The fourth proportional to 497,773.40, 746,660.10 and 435,565.40 is: 653,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,773.40 : 746,660.10 = 435,565.40 : x
  2. Step 2: Convert to fraction form
    497,773.40/746,660.10 = 435,565.40/x
  3. Step 3: Cross multiply
    497,773.40x = 746,660.10 × 435,565.40
  4. Step 4: Simplify right side
    497,773.40x = 325,219,305,120.54
  5. Step 5: Solve for x
    x = 325,219,305,120.54/497,773.40
  6. Step 6: Final answer
    x = 653,348.10

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Similar ratio
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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.