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Finding the Fourth Proportional to 397,541.60, 596,107.20 and 117,022.40

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Solution

The fourth proportional to 397,541.60, 596,107.20 and 117,022.40 is: 175,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,541.60 : 596,107.20 = 117,022.40 : x
  2. Step 2: Convert to fraction form
    397,541.60/596,107.20 = 117,022.40/x
  3. Step 3: Cross multiply
    397,541.60x = 596,107.20 × 117,022.40
  4. Step 4: Simplify right side
    397,541.60x = 69,757,895,201.28
  5. Step 5: Solve for x
    x = 69,757,895,201.28/397,541.60
  6. Step 6: Final answer
    x = 175,473.20

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