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Finding the Third Proportional to 282.75 and 576.38

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Solution

The third proportional to 282.75 and 576.38 is: 1,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.75 : 576.38 = 576.38 : x
  2. Step 2: Convert to fraction form
    282.75/576.38 = 576.38/x
  3. Step 3: Cross multiply
    282.75x = 576.38 × 576.38
  4. Step 4: Simplify right side
    282.75x = 332,208.14
  5. Step 5: Solve for x
    x = 332,208.14/282.75
  6. Step 6: Final answer
    x = 1,174.92

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.