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Finding the Third Proportional to 79,191 and 170,759

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Solution

The third proportional to 79,191 and 170,759 is: 368,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,191 : 170,759 = 170,759 : x
  2. Step 2: Convert to fraction form
    79,191/170,759 = 170,759/x
  3. Step 3: Cross multiply
    79,191x = 170,759 × 170,759
  4. Step 4: Simplify right side
    79,191x = 29,158,636,081
  5. Step 5: Solve for x
    x = 29,158,636,081/79,191
  6. Step 6: Final answer
    x = 368,206.44

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.