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Finding the Third Proportional to 566 and 613

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Solution

The third proportional to 566 and 613 is: 663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    566 : 613 = 613 : x
  2. Step 2: Convert to fraction form
    566/613 = 613/x
  3. Step 3: Cross multiply
    566x = 613 × 613
  4. Step 4: Simplify right side
    566x = 375,769
  5. Step 5: Solve for x
    x = 375,769/566
  6. Step 6: Final answer
    x = 663.90

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.