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Finding the Fourth Proportional to 485,760.54, 670,350.18 and 267,964.30

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Solution

The fourth proportional to 485,760.54, 670,350.18 and 267,964.30 is: 369,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,760.54 : 670,350.18 = 267,964.30 : x
  2. Step 2: Convert to fraction form
    485,760.54/670,350.18 = 267,964.30/x
  3. Step 3: Cross multiply
    485,760.54x = 670,350.18 × 267,964.30
  4. Step 4: Simplify right side
    485,760.54x = 179,629,917,074.08
  5. Step 5: Solve for x
    x = 179,629,917,074.08/485,760.54
  6. Step 6: Final answer
    x = 369,791.08

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