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Finding the Third Proportional to 2,763 and 5,867

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Solution

The third proportional to 2,763 and 5,867 is: 12,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763 : 5,867 = 5,867 : x
  2. Step 2: Convert to fraction form
    2,763/5,867 = 5,867/x
  3. Step 3: Cross multiply
    2,763x = 5,867 × 5,867
  4. Step 4: Simplify right side
    2,763x = 34,421,689
  5. Step 5: Solve for x
    x = 34,421,689/2,763
  6. Step 6: Final answer
    x = 12,458.09

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.