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Finding the Third Proportional to 17,543 and 26,836

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Solution

The third proportional to 17,543 and 26,836 is: 41,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,543 : 26,836 = 26,836 : x
  2. Step 2: Convert to fraction form
    17,543/26,836 = 26,836/x
  3. Step 3: Cross multiply
    17,543x = 26,836 × 26,836
  4. Step 4: Simplify right side
    17,543x = 720,170,896
  5. Step 5: Solve for x
    x = 720,170,896/17,543
  6. Step 6: Final answer
    x = 41,051.75

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.