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Finding the Third Proportional to 10,636 and 15,979

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Solution

The third proportional to 10,636 and 15,979 is: 24,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636 : 15,979 = 15,979 : x
  2. Step 2: Convert to fraction form
    10,636/15,979 = 15,979/x
  3. Step 3: Cross multiply
    10,636x = 15,979 × 15,979
  4. Step 4: Simplify right side
    10,636x = 255,328,441
  5. Step 5: Solve for x
    x = 255,328,441/10,636
  6. Step 6: Final answer
    x = 24,006.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.