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Finding the Fourth Proportional to 543,898.92, 815,568.18 and 244,122.48

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Solution

The fourth proportional to 543,898.92, 815,568.18 and 244,122.48 is: 366,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,898.92 : 815,568.18 = 244,122.48 : x
  2. Step 2: Convert to fraction form
    543,898.92/815,568.18 = 244,122.48/x
  3. Step 3: Cross multiply
    543,898.92x = 815,568.18 × 244,122.48
  4. Step 4: Simplify right side
    543,898.92x = 199,098,526,710.69
  5. Step 5: Solve for x
    x = 199,098,526,710.69/543,898.92
  6. Step 6: Final answer
    x = 366,057.96

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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.