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Finding the Third Proportional to 33,653 and 73,198

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Solution

The third proportional to 33,653 and 73,198 is: 159,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,653 : 73,198 = 73,198 : x
  2. Step 2: Convert to fraction form
    33,653/73,198 = 73,198/x
  3. Step 3: Cross multiply
    33,653x = 73,198 × 73,198
  4. Step 4: Simplify right side
    33,653x = 5,357,947,204
  5. Step 5: Solve for x
    x = 5,357,947,204/33,653
  6. Step 6: Final answer
    x = 159,211.58

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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.