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Finding the Fourth Proportional to 465,658.53, 642,611.33 and 272,077.61

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Solution

The fourth proportional to 465,658.53, 642,611.33 and 272,077.61 is: 375,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,658.53 : 642,611.33 = 272,077.61 : x
  2. Step 2: Convert to fraction form
    465,658.53/642,611.33 = 272,077.61/x
  3. Step 3: Cross multiply
    465,658.53x = 642,611.33 × 272,077.61
  4. Step 4: Simplify right side
    465,658.53x = 174,840,150,251.88
  5. Step 5: Solve for x
    x = 174,840,150,251.88/465,658.53
  6. Step 6: Final answer
    x = 375,468.59

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