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Finding the Third Proportional to 167,760 and 244,720

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Solution

The third proportional to 167,760 and 244,720 is: 356,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,760 : 244,720 = 244,720 : x
  2. Step 2: Convert to fraction form
    167,760/244,720 = 244,720/x
  3. Step 3: Cross multiply
    167,760x = 244,720 × 244,720
  4. Step 4: Simplify right side
    167,760x = 59,887,878,400
  5. Step 5: Solve for x
    x = 59,887,878,400/167,760
  6. Step 6: Final answer
    x = 356,985.45

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.