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Finding the Third Proportional to 263.74 and 588.16

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Solution

The third proportional to 263.74 and 588.16 is: 1,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.74 : 588.16 = 588.16 : x
  2. Step 2: Convert to fraction form
    263.74/588.16 = 588.16/x
  3. Step 3: Cross multiply
    263.74x = 588.16 × 588.16
  4. Step 4: Simplify right side
    263.74x = 345,936.96
  5. Step 5: Solve for x
    x = 345,936.96/263.74
  6. Step 6: Final answer
    x = 1,311.65

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.