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Finding the Fourth Proportional to 602,747.31, 904,120.92 and 469,727.10

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Solution

The fourth proportional to 602,747.31, 904,120.92 and 469,727.10 is: 704,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,747.31 : 904,120.92 = 469,727.10 : x
  2. Step 2: Convert to fraction form
    602,747.31/904,120.92 = 469,727.10/x
  3. Step 3: Cross multiply
    602,747.31x = 904,120.92 × 469,727.10
  4. Step 4: Simplify right side
    602,747.31x = 424,690,097,800.93
  5. Step 5: Solve for x
    x = 424,690,097,800.93/602,747.31
  6. Step 6: Final answer
    x = 704,590.61

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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.