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Finding the Third Proportional to 11,571.75 and 17,325

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Solution

The third proportional to 11,571.75 and 17,325 is: 25,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.75 : 17,325 = 17,325 : x
  2. Step 2: Convert to fraction form
    11,571.75/17,325 = 17,325/x
  3. Step 3: Cross multiply
    11,571.75x = 17,325 × 17,325
  4. Step 4: Simplify right side
    11,571.75x = 300,155,625
  5. Step 5: Solve for x
    x = 300,155,625/11,571.75
  6. Step 6: Final answer
    x = 25,938.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.