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Finding the Third Proportional to 10,364 and 11,876

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Solution

The third proportional to 10,364 and 11,876 is: 13,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364 : 11,876 = 11,876 : x
  2. Step 2: Convert to fraction form
    10,364/11,876 = 11,876/x
  3. Step 3: Cross multiply
    10,364x = 11,876 × 11,876
  4. Step 4: Simplify right side
    10,364x = 141,039,376
  5. Step 5: Solve for x
    x = 141,039,376/10,364
  6. Step 6: Final answer
    x = 13,608.59

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.