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Finding the Fourth Proportional to 268,907.40, 402,777.90 and 222,251.40

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Solution

The fourth proportional to 268,907.40, 402,777.90 and 222,251.40 is: 332,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,907.40 : 402,777.90 = 222,251.40 : x
  2. Step 2: Convert to fraction form
    268,907.40/402,777.90 = 222,251.40/x
  3. Step 3: Cross multiply
    268,907.40x = 402,777.90 × 222,251.40
  4. Step 4: Simplify right side
    268,907.40x = 89,517,952,164.06
  5. Step 5: Solve for x
    x = 89,517,952,164.06/268,907.40
  6. Step 6: Final answer
    x = 332,895.09

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