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Finding the Third Proportional to 15,198 and 33,170

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Solution

The third proportional to 15,198 and 33,170 is: 72,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,198 : 33,170 = 33,170 : x
  2. Step 2: Convert to fraction form
    15,198/33,170 = 33,170/x
  3. Step 3: Cross multiply
    15,198x = 33,170 × 33,170
  4. Step 4: Simplify right side
    15,198x = 1,100,248,900
  5. Step 5: Solve for x
    x = 1,100,248,900/15,198
  6. Step 6: Final answer
    x = 72,394.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.