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Finding the Third Proportional to 79,160 and 168,035

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Solution

The third proportional to 79,160 and 168,035 is: 356,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,160 : 168,035 = 168,035 : x
  2. Step 2: Convert to fraction form
    79,160/168,035 = 168,035/x
  3. Step 3: Cross multiply
    79,160x = 168,035 × 168,035
  4. Step 4: Simplify right side
    79,160x = 28,235,761,225
  5. Step 5: Solve for x
    x = 28,235,761,225/79,160
  6. Step 6: Final answer
    x = 356,692.28

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.