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Finding the Fourth Proportional to 329.27, 493.94 and 112.82

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Solution

The fourth proportional to 329.27, 493.94 and 112.82 is: 169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.27 : 493.94 = 112.82 : x
  2. Step 2: Convert to fraction form
    329.27/493.94 = 112.82/x
  3. Step 3: Cross multiply
    329.27x = 493.94 × 112.82
  4. Step 4: Simplify right side
    329.27x = 55,724.12
  5. Step 5: Solve for x
    x = 55,724.12/329.27
  6. Step 6: Final answer
    x = 169.24

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