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Finding the Third Proportional to 717 and 827

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Solution

The third proportional to 717 and 827 is: 953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    717 : 827 = 827 : x
  2. Step 2: Convert to fraction form
    717/827 = 827/x
  3. Step 3: Cross multiply
    717x = 827 × 827
  4. Step 4: Simplify right side
    717x = 683,929
  5. Step 5: Solve for x
    x = 683,929/717
  6. Step 6: Final answer
    x = 953.88

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These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.