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Finding the Third Proportional to 79,632 and 167,424

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Solution

The third proportional to 79,632 and 167,424 is: 352,004.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,632 : 167,424 = 167,424 : x
  2. Step 2: Convert to fraction form
    79,632/167,424 = 167,424/x
  3. Step 3: Cross multiply
    79,632x = 167,424 × 167,424
  4. Step 4: Simplify right side
    79,632x = 28,030,795,776
  5. Step 5: Solve for x
    x = 28,030,795,776/79,632
  6. Step 6: Final answer
    x = 352,004.17

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.