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Finding the Fourth Proportional to 3,339.72, 5,008.32 and 1,148.04

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Solution

The fourth proportional to 3,339.72, 5,008.32 and 1,148.04 is: 1,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.72 : 5,008.32 = 1,148.04 : x
  2. Step 2: Convert to fraction form
    3,339.72/5,008.32 = 1,148.04/x
  3. Step 3: Cross multiply
    3,339.72x = 5,008.32 × 1,148.04
  4. Step 4: Simplify right side
    3,339.72x = 5,749,751.69
  5. Step 5: Solve for x
    x = 5,749,751.69/3,339.72
  6. Step 6: Final answer
    x = 1,721.63

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