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Finding the Fourth Proportional to 6,401.52, 9,603.58 and 3,629.43

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Solution

The fourth proportional to 6,401.52, 9,603.58 and 3,629.43 is: 5,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401.52 : 9,603.58 = 3,629.43 : x
  2. Step 2: Convert to fraction form
    6,401.52/9,603.58 = 3,629.43/x
  3. Step 3: Cross multiply
    6,401.52x = 9,603.58 × 3,629.43
  4. Step 4: Simplify right side
    6,401.52x = 34,855,455.19
  5. Step 5: Solve for x
    x = 34,855,455.19/6,401.52
  6. Step 6: Final answer
    x = 5,444.88

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