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Finding the Third Proportional to 517.50 and 593.25

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Solution

The third proportional to 517.50 and 593.25 is: 680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    517.50 : 593.25 = 593.25 : x
  2. Step 2: Convert to fraction form
    517.50/593.25 = 593.25/x
  3. Step 3: Cross multiply
    517.50x = 593.25 × 593.25
  4. Step 4: Simplify right side
    517.50x = 351,945.56
  5. Step 5: Solve for x
    x = 351,945.56/517.50
  6. Step 6: Final answer
    x = 680.09

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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.