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Finding the Fourth Proportional to 5,605.91, 7,736.16 and 3,249.42

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Solution

The fourth proportional to 5,605.91, 7,736.16 and 3,249.42 is: 4,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.91 : 7,736.16 = 3,249.42 : x
  2. Step 2: Convert to fraction form
    5,605.91/7,736.16 = 3,249.42/x
  3. Step 3: Cross multiply
    5,605.91x = 7,736.16 × 3,249.42
  4. Step 4: Simplify right side
    5,605.91x = 25,137,978.10
  5. Step 5: Solve for x
    x = 25,137,978.10/5,605.91
  6. Step 6: Final answer
    x = 4,484.20

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