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Finding the Third Proportional to 658 and 791

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Solution

The third proportional to 658 and 791 is: 950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    658 : 791 = 791 : x
  2. Step 2: Convert to fraction form
    658/791 = 791/x
  3. Step 3: Cross multiply
    658x = 791 × 791
  4. Step 4: Simplify right side
    658x = 625,681
  5. Step 5: Solve for x
    x = 625,681/658
  6. Step 6: Final answer
    x = 950.88

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