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Finding the Third Proportional to 224.13 and 487

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Solution

The third proportional to 224.13 and 487 is: 1,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.13 : 487 = 487 : x
  2. Step 2: Convert to fraction form
    224.13/487 = 487/x
  3. Step 3: Cross multiply
    224.13x = 487 × 487
  4. Step 4: Simplify right side
    224.13x = 237,169
  5. Step 5: Solve for x
    x = 237,169/224.13
  6. Step 6: Final answer
    x = 1,058.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.