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Finding the Fourth Proportional to 277,940.50, 416,906.34 and 88,398.13

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Solution

The fourth proportional to 277,940.50, 416,906.34 and 88,398.13 is: 132,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,940.50 : 416,906.34 = 88,398.13 : x
  2. Step 2: Convert to fraction form
    277,940.50/416,906.34 = 88,398.13/x
  3. Step 3: Cross multiply
    277,940.50x = 416,906.34 × 88,398.13
  4. Step 4: Simplify right side
    277,940.50x = 36,853,740,841.14
  5. Step 5: Solve for x
    x = 36,853,740,841.14/277,940.50
  6. Step 6: Final answer
    x = 132,595.79

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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.