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Finding the Third Proportional to 2,878 and 6,182

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Solution

The third proportional to 2,878 and 6,182 is: 13,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878 : 6,182 = 6,182 : x
  2. Step 2: Convert to fraction form
    2,878/6,182 = 6,182/x
  3. Step 3: Cross multiply
    2,878x = 6,182 × 6,182
  4. Step 4: Simplify right side
    2,878x = 38,217,124
  5. Step 5: Solve for x
    x = 38,217,124/2,878
  6. Step 6: Final answer
    x = 13,279.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.