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Finding the Third Proportional to 2,891 and 6,674

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Solution

The third proportional to 2,891 and 6,674 is: 15,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891 : 6,674 = 6,674 : x
  2. Step 2: Convert to fraction form
    2,891/6,674 = 6,674/x
  3. Step 3: Cross multiply
    2,891x = 6,674 × 6,674
  4. Step 4: Simplify right side
    2,891x = 44,542,276
  5. Step 5: Solve for x
    x = 44,542,276/2,891
  6. Step 6: Final answer
    x = 15,407.22

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.