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Finding the Third Proportional to 296 and 800

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Solution

The third proportional to 296 and 800 is: 2,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296 : 800 = 800 : x
  2. Step 2: Convert to fraction form
    296/800 = 800/x
  3. Step 3: Cross multiply
    296x = 800 × 800
  4. Step 4: Simplify right side
    296x = 640,000
  5. Step 5: Solve for x
    x = 640,000/296
  6. Step 6: Final answer
    x = 2,162.16

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Why These Related Problems?

These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.