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Finding the Third Proportional to 15,265 and 32,170

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Solution

The third proportional to 15,265 and 32,170 is: 67,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,265 : 32,170 = 32,170 : x
  2. Step 2: Convert to fraction form
    15,265/32,170 = 32,170/x
  3. Step 3: Cross multiply
    15,265x = 32,170 × 32,170
  4. Step 4: Simplify right side
    15,265x = 1,034,908,900
  5. Step 5: Solve for x
    x = 1,034,908,900/15,265
  6. Step 6: Final answer
    x = 67,796.19

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.