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Finding the Fourth Proportional to 3,943.71, 5,915.88 and 2,300.42

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Solution

The fourth proportional to 3,943.71, 5,915.88 and 2,300.42 is: 3,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.71 : 5,915.88 = 2,300.42 : x
  2. Step 2: Convert to fraction form
    3,943.71/5,915.88 = 2,300.42/x
  3. Step 3: Cross multiply
    3,943.71x = 5,915.88 × 2,300.42
  4. Step 4: Simplify right side
    3,943.71x = 13,609,023.46
  5. Step 5: Solve for x
    x = 13,609,023.46/3,943.71
  6. Step 6: Final answer
    x = 3,450.82

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