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Finding the Fourth Proportional to 332,480.82, 498,794.15 and 107,863.97

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Solution

The fourth proportional to 332,480.82, 498,794.15 and 107,863.97 is: 161,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,480.82 : 498,794.15 = 107,863.97 : x
  2. Step 2: Convert to fraction form
    332,480.82/498,794.15 = 107,863.97/x
  3. Step 3: Cross multiply
    332,480.82x = 498,794.15 × 107,863.97
  4. Step 4: Simplify right side
    332,480.82x = 53,801,917,231.78
  5. Step 5: Solve for x
    x = 53,801,917,231.78/332,480.82
  6. Step 6: Final answer
    x = 161,819.61

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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.