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Finding the Fourth Proportional to 268,992.28, 403,488.42 and 82,002.16

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Solution

The fourth proportional to 268,992.28, 403,488.42 and 82,002.16 is: 123,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,992.28 : 403,488.42 = 82,002.16 : x
  2. Step 2: Convert to fraction form
    268,992.28/403,488.42 = 82,002.16/x
  3. Step 3: Cross multiply
    268,992.28x = 403,488.42 × 82,002.16
  4. Step 4: Simplify right side
    268,992.28x = 33,086,921,974.99
  5. Step 5: Solve for x
    x = 33,086,921,974.99/268,992.28
  6. Step 6: Final answer
    x = 123,003.24

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