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Finding the Fourth Proportional to 488,545.98, 732,731.13 and 173,004.54

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Solution

The fourth proportional to 488,545.98, 732,731.13 and 173,004.54 is: 259,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,545.98 : 732,731.13 = 173,004.54 : x
  2. Step 2: Convert to fraction form
    488,545.98/732,731.13 = 173,004.54/x
  3. Step 3: Cross multiply
    488,545.98x = 732,731.13 × 173,004.54
  4. Step 4: Simplify right side
    488,545.98x = 126,765,812,089.33
  5. Step 5: Solve for x
    x = 126,765,812,089.33/488,545.98
  6. Step 6: Final answer
    x = 259,475.70

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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.