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Finding the Third Proportional to 266.88 and 565.44

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Solution

The third proportional to 266.88 and 565.44 is: 1,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.88 : 565.44 = 565.44 : x
  2. Step 2: Convert to fraction form
    266.88/565.44 = 565.44/x
  3. Step 3: Cross multiply
    266.88x = 565.44 × 565.44
  4. Step 4: Simplify right side
    266.88x = 319,719.57
  5. Step 5: Solve for x
    x = 319,719.57/266.88
  6. Step 6: Final answer
    x = 1,198.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.