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Finding the Fourth Proportional to 3,920.82, 5,882.24 and 1,456.34

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Solution

The fourth proportional to 3,920.82, 5,882.24 and 1,456.34 is: 2,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920.82 : 5,882.24 = 1,456.34 : x
  2. Step 2: Convert to fraction form
    3,920.82/5,882.24 = 1,456.34/x
  3. Step 3: Cross multiply
    3,920.82x = 5,882.24 × 1,456.34
  4. Step 4: Simplify right side
    3,920.82x = 8,566,541.40
  5. Step 5: Solve for x
    x = 8,566,541.40/3,920.82
  6. Step 6: Final answer
    x = 2,184.89

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