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Finding the Fourth Proportional to 602,732.40, 904,098.60 and 469,712.40

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Solution

The fourth proportional to 602,732.40, 904,098.60 and 469,712.40 is: 704,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,732.40 : 904,098.60 = 469,712.40 : x
  2. Step 2: Convert to fraction form
    602,732.40/904,098.60 = 469,712.40/x
  3. Step 3: Cross multiply
    602,732.40x = 904,098.60 × 469,712.40
  4. Step 4: Simplify right side
    602,732.40x = 424,666,323,242.64
  5. Step 5: Solve for x
    x = 424,666,323,242.64/602,732.40
  6. Step 6: Final answer
    x = 704,568.60

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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.