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Finding the Fourth Proportional to 444,773.27, 667,200.86 and 145,255.42

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Solution

The fourth proportional to 444,773.27, 667,200.86 and 145,255.42 is: 217,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,773.27 : 667,200.86 = 145,255.42 : x
  2. Step 2: Convert to fraction form
    444,773.27/667,200.86 = 145,255.42/x
  3. Step 3: Cross multiply
    444,773.27x = 667,200.86 × 145,255.42
  4. Step 4: Simplify right side
    444,773.27x = 96,914,539,838.80
  5. Step 5: Solve for x
    x = 96,914,539,838.80/444,773.27
  6. Step 6: Final answer
    x = 217,896.50

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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.