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Finding the Third Proportional to 16,956 and 26,286

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Solution

The third proportional to 16,956 and 26,286 is: 40,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956 : 26,286 = 26,286 : x
  2. Step 2: Convert to fraction form
    16,956/26,286 = 26,286/x
  3. Step 3: Cross multiply
    16,956x = 26,286 × 26,286
  4. Step 4: Simplify right side
    16,956x = 690,953,796
  5. Step 5: Solve for x
    x = 690,953,796/16,956
  6. Step 6: Final answer
    x = 40,749.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.