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Finding the Fourth Proportional to 408,252.74, 612,309.98 and 123,874.70

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Solution

The fourth proportional to 408,252.74, 612,309.98 and 123,874.70 is: 185,791.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,252.74 : 612,309.98 = 123,874.70 : x
  2. Step 2: Convert to fraction form
    408,252.74/612,309.98 = 123,874.70/x
  3. Step 3: Cross multiply
    408,252.74x = 612,309.98 × 123,874.70
  4. Step 4: Simplify right side
    408,252.74x = 75,849,715,079.51
  5. Step 5: Solve for x
    x = 75,849,715,079.51/408,252.74
  6. Step 6: Final answer
    x = 185,791.07

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