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Finding the Third Proportional to 79,299 and 170,127

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Solution

The third proportional to 79,299 and 170,127 is: 364,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,299 : 170,127 = 170,127 : x
  2. Step 2: Convert to fraction form
    79,299/170,127 = 170,127/x
  3. Step 3: Cross multiply
    79,299x = 170,127 × 170,127
  4. Step 4: Simplify right side
    79,299x = 28,943,196,129
  5. Step 5: Solve for x
    x = 28,943,196,129/79,299
  6. Step 6: Final answer
    x = 364,988.16

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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.