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Finding the Fourth Proportional to 220,470.32, 330,704.74 and 60,546.40

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Solution

The fourth proportional to 220,470.32, 330,704.74 and 60,546.40 is: 90,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,470.32 : 330,704.74 = 60,546.40 : x
  2. Step 2: Convert to fraction form
    220,470.32/330,704.74 = 60,546.40/x
  3. Step 3: Cross multiply
    220,470.32x = 330,704.74 × 60,546.40
  4. Step 4: Simplify right side
    220,470.32x = 20,022,981,469.94
  5. Step 5: Solve for x
    x = 20,022,981,469.94/220,470.32
  6. Step 6: Final answer
    x = 90,819.40

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