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Finding the Third Proportional to 2,825 and 6,259

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Solution

The third proportional to 2,825 and 6,259 is: 13,867.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825 : 6,259 = 6,259 : x
  2. Step 2: Convert to fraction form
    2,825/6,259 = 6,259/x
  3. Step 3: Cross multiply
    2,825x = 6,259 × 6,259
  4. Step 4: Simplify right side
    2,825x = 39,175,081
  5. Step 5: Solve for x
    x = 39,175,081/2,825
  6. Step 6: Final answer
    x = 13,867.29

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.