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Finding the Fourth Proportional to 3,339.23, 5,008.84 and 1,147.97

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Solution

The fourth proportional to 3,339.23, 5,008.84 and 1,147.97 is: 1,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.23 : 5,008.84 = 1,147.97 : x
  2. Step 2: Convert to fraction form
    3,339.23/5,008.84 = 1,147.97/x
  3. Step 3: Cross multiply
    3,339.23x = 5,008.84 × 1,147.97
  4. Step 4: Simplify right side
    3,339.23x = 5,750,007.71
  5. Step 5: Solve for x
    x = 5,750,007.71/3,339.23
  6. Step 6: Final answer
    x = 1,721.96

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