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Finding the Fourth Proportional to 410.97, 616.59 and 194.43

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Solution

The fourth proportional to 410.97, 616.59 and 194.43 is: 291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.97 : 616.59 = 194.43 : x
  2. Step 2: Convert to fraction form
    410.97/616.59 = 194.43/x
  3. Step 3: Cross multiply
    410.97x = 616.59 × 194.43
  4. Step 4: Simplify right side
    410.97x = 119,883.59
  5. Step 5: Solve for x
    x = 119,883.59/410.97
  6. Step 6: Final answer
    x = 291.71

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