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Finding the Fourth Proportional to 497,737.60, 746,609.10 and 123,760.60

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Solution

The fourth proportional to 497,737.60, 746,609.10 and 123,760.60 is: 185,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,737.60 : 746,609.10 = 123,760.60 : x
  2. Step 2: Convert to fraction form
    497,737.60/746,609.10 = 123,760.60/x
  3. Step 3: Cross multiply
    497,737.60x = 746,609.10 × 123,760.60
  4. Step 4: Simplify right side
    497,737.60x = 92,400,790,181.46
  5. Step 5: Solve for x
    x = 92,400,790,181.46/497,737.60
  6. Step 6: Final answer
    x = 185,641.57

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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.