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Finding the Fourth Proportional to 269,701.20, 404,551.80 and 218,962.80

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Solution

The fourth proportional to 269,701.20, 404,551.80 and 218,962.80 is: 328,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,701.20 : 404,551.80 = 218,962.80 : x
  2. Step 2: Convert to fraction form
    269,701.20/404,551.80 = 218,962.80/x
  3. Step 3: Cross multiply
    269,701.20x = 404,551.80 × 218,962.80
  4. Step 4: Simplify right side
    269,701.20x = 88,581,794,873.04
  5. Step 5: Solve for x
    x = 88,581,794,873.04/269,701.20
  6. Step 6: Final answer
    x = 328,444.20

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