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Finding the Fourth Proportional to 372,496.38, 558,763.02 and 106,296.12

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Solution

The fourth proportional to 372,496.38, 558,763.02 and 106,296.12 is: 159,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,496.38 : 558,763.02 = 106,296.12 : x
  2. Step 2: Convert to fraction form
    372,496.38/558,763.02 = 106,296.12/x
  3. Step 3: Cross multiply
    372,496.38x = 558,763.02 × 106,296.12
  4. Step 4: Simplify right side
    372,496.38x = 59,394,341,025.48
  5. Step 5: Solve for x
    x = 59,394,341,025.48/372,496.38
  6. Step 6: Final answer
    x = 159,449.44

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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.