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Finding the Fourth Proportional to 1,627.97, 2,442.41 and 654.75

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Solution

The fourth proportional to 1,627.97, 2,442.41 and 654.75 is: 982.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.97 : 2,442.41 = 654.75 : x
  2. Step 2: Convert to fraction form
    1,627.97/2,442.41 = 654.75/x
  3. Step 3: Cross multiply
    1,627.97x = 2,442.41 × 654.75
  4. Step 4: Simplify right side
    1,627.97x = 1,599,167.95
  5. Step 5: Solve for x
    x = 1,599,167.95/1,627.97
  6. Step 6: Final answer
    x = 982.31

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