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Finding the Fourth Proportional to 581,471.56, 872,545.70 and 244,487.80

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Solution

The fourth proportional to 581,471.56, 872,545.70 and 244,487.80 is: 366,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,471.56 : 872,545.70 = 244,487.80 : x
  2. Step 2: Convert to fraction form
    581,471.56/872,545.70 = 244,487.80/x
  3. Step 3: Cross multiply
    581,471.56x = 872,545.70 × 244,487.80
  4. Step 4: Simplify right side
    581,471.56x = 213,326,778,592.46
  5. Step 5: Solve for x
    x = 213,326,778,592.46/581,471.56
  6. Step 6: Final answer
    x = 366,873.97

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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.