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Finding the Fourth Proportional to 444,932.56, 667,393.27 and 107,976

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Solution

The fourth proportional to 444,932.56, 667,393.27 and 107,976 is: 161,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,932.56 : 667,393.27 = 107,976 : x
  2. Step 2: Convert to fraction form
    444,932.56/667,393.27 = 107,976/x
  3. Step 3: Cross multiply
    444,932.56x = 667,393.27 × 107,976
  4. Step 4: Simplify right side
    444,932.56x = 72,062,455,721.52
  5. Step 5: Solve for x
    x = 72,062,455,721.52/444,932.56
  6. Step 6: Final answer
    x = 161,962.65

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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.