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Finding the Third Proportional to 722 and 836

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Solution

The third proportional to 722 and 836 is: 968

Step by Step Solution

  1. Step 1: Write the proportion equation
    722 : 836 = 836 : x
  2. Step 2: Convert to fraction form
    722/836 = 836/x
  3. Step 3: Cross multiply
    722x = 836 × 836
  4. Step 4: Simplify right side
    722x = 698,896
  5. Step 5: Solve for x
    x = 698,896/722
  6. Step 6: Final answer
    x = 968

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