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Finding the Third Proportional to 2,479 and 3,625.25

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Solution

The third proportional to 2,479 and 3,625.25 is: 5,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479 : 3,625.25 = 3,625.25 : x
  2. Step 2: Convert to fraction form
    2,479/3,625.25 = 3,625.25/x
  3. Step 3: Cross multiply
    2,479x = 3,625.25 × 3,625.25
  4. Step 4: Simplify right side
    2,479x = 13,142,437.56
  5. Step 5: Solve for x
    x = 13,142,437.56/2,479
  6. Step 6: Final answer
    x = 5,301.51

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.