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Finding the Fourth Proportional to 274,550.55, 412,092.15 and 132,495.80

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Solution

The fourth proportional to 274,550.55, 412,092.15 and 132,495.80 is: 198,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,550.55 : 412,092.15 = 132,495.80 : x
  2. Step 2: Convert to fraction form
    274,550.55/412,092.15 = 132,495.80/x
  3. Step 3: Cross multiply
    274,550.55x = 412,092.15 × 132,495.80
  4. Step 4: Simplify right side
    274,550.55x = 54,600,479,087.97
  5. Step 5: Solve for x
    x = 54,600,479,087.97/274,550.55
  6. Step 6: Final answer
    x = 198,872.23

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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.