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Finding the Fourth Proportional to 3,414.04, 5,121.16 and 1,333.96

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Solution

The fourth proportional to 3,414.04, 5,121.16 and 1,333.96 is: 2,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.04 : 5,121.16 = 1,333.96 : x
  2. Step 2: Convert to fraction form
    3,414.04/5,121.16 = 1,333.96/x
  3. Step 3: Cross multiply
    3,414.04x = 5,121.16 × 1,333.96
  4. Step 4: Simplify right side
    3,414.04x = 6,831,422.59
  5. Step 5: Solve for x
    x = 6,831,422.59/3,414.04
  6. Step 6: Final answer
    x = 2,000.98

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