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Finding the Third Proportional to 536 and 617

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Solution

The third proportional to 536 and 617 is: 710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    536 : 617 = 617 : x
  2. Step 2: Convert to fraction form
    536/617 = 617/x
  3. Step 3: Cross multiply
    536x = 617 × 617
  4. Step 4: Simplify right side
    536x = 380,689
  5. Step 5: Solve for x
    x = 380,689/536
  6. Step 6: Final answer
    x = 710.24

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Why These Related Problems?

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