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Finding the Fourth Proportional to 276,959.97, 415,273.74 and 127,012.41

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Solution

The fourth proportional to 276,959.97, 415,273.74 and 127,012.41 is: 190,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,959.97 : 415,273.74 = 127,012.41 : x
  2. Step 2: Convert to fraction form
    276,959.97/415,273.74 = 127,012.41/x
  3. Step 3: Cross multiply
    276,959.97x = 415,273.74 × 127,012.41
  4. Step 4: Simplify right side
    276,959.97x = 52,744,918,527.11
  5. Step 5: Solve for x
    x = 52,744,918,527.11/276,959.97
  6. Step 6: Final answer
    x = 190,442.39

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