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Finding the Fourth Proportional to 416,909.00, 625,356.89 and 132,595.44

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Solution

The fourth proportional to 416,909.00, 625,356.89 and 132,595.44 is: 198,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,909.00 : 625,356.89 = 132,595.44 : x
  2. Step 2: Convert to fraction form
    416,909.00/625,356.89 = 132,595.44/x
  3. Step 3: Cross multiply
    416,909.00x = 625,356.89 × 132,595.44
  4. Step 4: Simplify right side
    416,909.00x = 82,919,471,323.60
  5. Step 5: Solve for x
    x = 82,919,471,323.60/416,909.00
  6. Step 6: Final answer
    x = 198,891.06

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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.