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Finding the Third Proportional to 286.13 and 588.75

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Solution

The third proportional to 286.13 and 588.75 is: 1,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    286.13 : 588.75 = 588.75 : x
  2. Step 2: Convert to fraction form
    286.13/588.75 = 588.75/x
  3. Step 3: Cross multiply
    286.13x = 588.75 × 588.75
  4. Step 4: Simplify right side
    286.13x = 346,626.56
  5. Step 5: Solve for x
    x = 346,626.56/286.13
  6. Step 6: Final answer
    x = 1,211.45

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.