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Finding the Third Proportional to 2,802 and 6,863.25

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Solution

The third proportional to 2,802 and 6,863.25 is: 16,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802 : 6,863.25 = 6,863.25 : x
  2. Step 2: Convert to fraction form
    2,802/6,863.25 = 6,863.25/x
  3. Step 3: Cross multiply
    2,802x = 6,863.25 × 6,863.25
  4. Step 4: Simplify right side
    2,802x = 47,104,200.56
  5. Step 5: Solve for x
    x = 47,104,200.56/2,802
  6. Step 6: Final answer
    x = 16,810.92

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Why These Related Problems?

These problems maintain the same ratio (2.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.