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Finding the Third Proportional to 79,098 and 170,292

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Solution

The third proportional to 79,098 and 170,292 is: 366,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,098 : 170,292 = 170,292 : x
  2. Step 2: Convert to fraction form
    79,098/170,292 = 170,292/x
  3. Step 3: Cross multiply
    79,098x = 170,292 × 170,292
  4. Step 4: Simplify right side
    79,098x = 28,999,365,264
  5. Step 5: Solve for x
    x = 28,999,365,264/79,098
  6. Step 6: Final answer
    x = 366,625.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.