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Finding the Third Proportional to 27,228 and 43,864

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Solution

The third proportional to 27,228 and 43,864 is: 70,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228 : 43,864 = 43,864 : x
  2. Step 2: Convert to fraction form
    27,228/43,864 = 43,864/x
  3. Step 3: Cross multiply
    27,228x = 43,864 × 43,864
  4. Step 4: Simplify right side
    27,228x = 1,924,050,496
  5. Step 5: Solve for x
    x = 1,924,050,496/27,228
  6. Step 6: Final answer
    x = 70,664.41

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.