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Finding the Fourth Proportional to 400,541.86, 600,736.29 and 120,059.11

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Solution

The fourth proportional to 400,541.86, 600,736.29 and 120,059.11 is: 180,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,541.86 : 600,736.29 = 120,059.11 : x
  2. Step 2: Convert to fraction form
    400,541.86/600,736.29 = 120,059.11/x
  3. Step 3: Cross multiply
    400,541.86x = 600,736.29 × 120,059.11
  4. Step 4: Simplify right side
    400,541.86x = 72,123,861,318.42
  5. Step 5: Solve for x
    x = 72,123,861,318.42/400,541.86
  6. Step 6: Final answer
    x = 180,065.73

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