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Finding the Third Proportional to 17,768 and 26,697

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Solution

The third proportional to 17,768 and 26,697 is: 40,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768 : 26,697 = 26,697 : x
  2. Step 2: Convert to fraction form
    17,768/26,697 = 26,697/x
  3. Step 3: Cross multiply
    17,768x = 26,697 × 26,697
  4. Step 4: Simplify right side
    17,768x = 712,729,809
  5. Step 5: Solve for x
    x = 712,729,809/17,768
  6. Step 6: Final answer
    x = 40,113.11

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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.