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Finding the Fourth Proportional to 391,936.74, 587,842.13 and 107,560.86

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Solution

The fourth proportional to 391,936.74, 587,842.13 and 107,560.86 is: 161,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,936.74 : 587,842.13 = 107,560.86 : x
  2. Step 2: Convert to fraction form
    391,936.74/587,842.13 = 107,560.86/x
  3. Step 3: Cross multiply
    391,936.74x = 587,842.13 × 107,560.86
  4. Step 4: Simplify right side
    391,936.74x = 63,228,805,047.03
  5. Step 5: Solve for x
    x = 63,228,805,047.03/391,936.74
  6. Step 6: Final answer
    x = 161,324.01

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