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Finding the Third Proportional to 11,656 and 15,244

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Solution

The third proportional to 11,656 and 15,244 is: 19,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656 : 15,244 = 15,244 : x
  2. Step 2: Convert to fraction form
    11,656/15,244 = 15,244/x
  3. Step 3: Cross multiply
    11,656x = 15,244 × 15,244
  4. Step 4: Simplify right side
    11,656x = 232,379,536
  5. Step 5: Solve for x
    x = 232,379,536/11,656
  6. Step 6: Final answer
    x = 19,936.47

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.