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Finding the Fourth Proportional to 3,839.84, 5,731.72 and 3,295.52

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Solution

The fourth proportional to 3,839.84, 5,731.72 and 3,295.52 is: 4,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.84 : 5,731.72 = 3,295.52 : x
  2. Step 2: Convert to fraction form
    3,839.84/5,731.72 = 3,295.52/x
  3. Step 3: Cross multiply
    3,839.84x = 5,731.72 × 3,295.52
  4. Step 4: Simplify right side
    3,839.84x = 18,888,997.89
  5. Step 5: Solve for x
    x = 18,888,997.89/3,839.84
  6. Step 6: Final answer
    x = 4,919.21

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