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Finding the Fourth Proportional to 274,553.43, 412,096.46 and 132,498.68

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Solution

The fourth proportional to 274,553.43, 412,096.46 and 132,498.68 is: 198,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,553.43 : 412,096.46 = 132,498.68 : x
  2. Step 2: Convert to fraction form
    274,553.43/412,096.46 = 132,498.68/x
  3. Step 3: Cross multiply
    274,553.43x = 412,096.46 × 132,498.68
  4. Step 4: Simplify right side
    274,553.43x = 54,602,237,350.42
  5. Step 5: Solve for x
    x = 54,602,237,350.42/274,553.43
  6. Step 6: Final answer
    x = 198,876.54

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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.