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Finding the Third Proportional to 160.88 and 351.49

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Solution

The third proportional to 160.88 and 351.49 is: 767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.88 : 351.49 = 351.49 : x
  2. Step 2: Convert to fraction form
    160.88/351.49 = 351.49/x
  3. Step 3: Cross multiply
    160.88x = 351.49 × 351.49
  4. Step 4: Simplify right side
    160.88x = 123,546.76
  5. Step 5: Solve for x
    x = 123,546.76/160.88
  6. Step 6: Final answer
    x = 767.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.