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Finding the Third Proportional to 79,500 and 170,136

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Solution

The third proportional to 79,500 and 170,136 is: 364,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,500 : 170,136 = 170,136 : x
  2. Step 2: Convert to fraction form
    79,500/170,136 = 170,136/x
  3. Step 3: Cross multiply
    79,500x = 170,136 × 170,136
  4. Step 4: Simplify right side
    79,500x = 28,946,258,496
  5. Step 5: Solve for x
    x = 28,946,258,496/79,500
  6. Step 6: Final answer
    x = 364,103.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.