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Finding the Fourth Proportional to 385,789.52, 532,529.28 and 314,044.98

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Solution

The fourth proportional to 385,789.52, 532,529.28 and 314,044.98 is: 433,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,789.52 : 532,529.28 = 314,044.98 : x
  2. Step 2: Convert to fraction form
    385,789.52/532,529.28 = 314,044.98/x
  3. Step 3: Cross multiply
    385,789.52x = 532,529.28 × 314,044.98
  4. Step 4: Simplify right side
    385,789.52x = 167,238,147,087.01
  5. Step 5: Solve for x
    x = 167,238,147,087.01/385,789.52
  6. Step 6: Final answer
    x = 433,495.83

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