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Finding the Third Proportional to 18,611 and 26,029

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Solution

The third proportional to 18,611 and 26,029 is: 36,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611 : 26,029 = 26,029 : x
  2. Step 2: Convert to fraction form
    18,611/26,029 = 26,029/x
  3. Step 3: Cross multiply
    18,611x = 26,029 × 26,029
  4. Step 4: Simplify right side
    18,611x = 677,508,841
  5. Step 5: Solve for x
    x = 677,508,841/18,611
  6. Step 6: Final answer
    x = 36,403.68

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.