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Finding the Fourth Proportional to 293,087.20, 439,622.56 and 93,419.56

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Solution

The fourth proportional to 293,087.20, 439,622.56 and 93,419.56 is: 140,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,087.20 : 439,622.56 = 93,419.56 : x
  2. Step 2: Convert to fraction form
    293,087.20/439,622.56 = 93,419.56/x
  3. Step 3: Cross multiply
    293,087.20x = 439,622.56 × 93,419.56
  4. Step 4: Simplify right side
    293,087.20x = 41,069,346,121.27
  5. Step 5: Solve for x
    x = 41,069,346,121.27/293,087.20
  6. Step 6: Final answer
    x = 140,126.71

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