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Finding the Third Proportional to 872 and 2,264

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Solution

The third proportional to 872 and 2,264 is: 5,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    872 : 2,264 = 2,264 : x
  2. Step 2: Convert to fraction form
    872/2,264 = 2,264/x
  3. Step 3: Cross multiply
    872x = 2,264 × 2,264
  4. Step 4: Simplify right side
    872x = 5,125,696
  5. Step 5: Solve for x
    x = 5,125,696/872
  6. Step 6: Final answer
    x = 5,878.09

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.