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Finding the Third Proportional to 3,195 and 4,859.25

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Solution

The third proportional to 3,195 and 4,859.25 is: 7,390.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195 : 4,859.25 = 4,859.25 : x
  2. Step 2: Convert to fraction form
    3,195/4,859.25 = 4,859.25/x
  3. Step 3: Cross multiply
    3,195x = 4,859.25 × 4,859.25
  4. Step 4: Simplify right side
    3,195x = 23,612,310.56
  5. Step 5: Solve for x
    x = 23,612,310.56/3,195
  6. Step 6: Final answer
    x = 7,390.39

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.