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Finding the Third Proportional to 8,229 and 11,759.25

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Solution

The third proportional to 8,229 and 11,759.25 is: 16,803.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229 : 11,759.25 = 11,759.25 : x
  2. Step 2: Convert to fraction form
    8,229/11,759.25 = 11,759.25/x
  3. Step 3: Cross multiply
    8,229x = 11,759.25 × 11,759.25
  4. Step 4: Simplify right side
    8,229x = 138,279,960.56
  5. Step 5: Solve for x
    x = 138,279,960.56/8,229
  6. Step 6: Final answer
    x = 16,803.98

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.