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Finding the Fourth Proportional to 3,543.36, 5,319.90 and 2,250.60

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Solution

The fourth proportional to 3,543.36, 5,319.90 and 2,250.60 is: 3,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.36 : 5,319.90 = 2,250.60 : x
  2. Step 2: Convert to fraction form
    3,543.36/5,319.90 = 2,250.60/x
  3. Step 3: Cross multiply
    3,543.36x = 5,319.90 × 2,250.60
  4. Step 4: Simplify right side
    3,543.36x = 11,972,966.94
  5. Step 5: Solve for x
    x = 11,972,966.94/3,543.36
  6. Step 6: Final answer
    x = 3,378.99

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