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Finding the Third Proportional to 8,228 and 11,294

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Solution

The third proportional to 8,228 and 11,294 is: 15,502.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228 : 11,294 = 11,294 : x
  2. Step 2: Convert to fraction form
    8,228/11,294 = 11,294/x
  3. Step 3: Cross multiply
    8,228x = 11,294 × 11,294
  4. Step 4: Simplify right side
    8,228x = 127,554,436
  5. Step 5: Solve for x
    x = 127,554,436/8,228
  6. Step 6: Final answer
    x = 15,502.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.