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Finding the Third Proportional to 73.13 and 160.59

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Solution

The third proportional to 73.13 and 160.59 is: 352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.13 : 160.59 = 160.59 : x
  2. Step 2: Convert to fraction form
    73.13/160.59 = 160.59/x
  3. Step 3: Cross multiply
    73.13x = 160.59 × 160.59
  4. Step 4: Simplify right side
    73.13x = 25,790.35
  5. Step 5: Solve for x
    x = 25,790.35/73.13
  6. Step 6: Final answer
    x = 352.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.