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Finding the Third Proportional to 11,686 and 25,244

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Solution

The third proportional to 11,686 and 25,244 is: 54,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686 : 25,244 = 25,244 : x
  2. Step 2: Convert to fraction form
    11,686/25,244 = 25,244/x
  3. Step 3: Cross multiply
    11,686x = 25,244 × 25,244
  4. Step 4: Simplify right side
    11,686x = 637,259,536
  5. Step 5: Solve for x
    x = 637,259,536/11,686
  6. Step 6: Final answer
    x = 54,531.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.