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Finding the Third Proportional to 96 and 208.19

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Solution

The third proportional to 96 and 208.19 is: 451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96 : 208.19 = 208.19 : x
  2. Step 2: Convert to fraction form
    96/208.19 = 208.19/x
  3. Step 3: Cross multiply
    96x = 208.19 × 208.19
  4. Step 4: Simplify right side
    96x = 43,342.04
  5. Step 5: Solve for x
    x = 43,342.04/96
  6. Step 6: Final answer
    x = 451.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.