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Finding the Third Proportional to 27,864 and 59,868

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Solution

The third proportional to 27,864 and 59,868 is: 128,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864 : 59,868 = 59,868 : x
  2. Step 2: Convert to fraction form
    27,864/59,868 = 59,868/x
  3. Step 3: Cross multiply
    27,864x = 59,868 × 59,868
  4. Step 4: Simplify right side
    27,864x = 3,584,177,424
  5. Step 5: Solve for x
    x = 3,584,177,424/27,864
  6. Step 6: Final answer
    x = 128,631.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.