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Finding the Fourth Proportional to 366,964.20, 550,446.30 and 100,724.30

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Solution

The fourth proportional to 366,964.20, 550,446.30 and 100,724.30 is: 151,086.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,964.20 : 550,446.30 = 100,724.30 : x
  2. Step 2: Convert to fraction form
    366,964.20/550,446.30 = 100,724.30/x
  3. Step 3: Cross multiply
    366,964.20x = 550,446.30 × 100,724.30
  4. Step 4: Simplify right side
    366,964.20x = 55,443,318,255.09
  5. Step 5: Solve for x
    x = 55,443,318,255.09/366,964.20
  6. Step 6: Final answer
    x = 151,086.45

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