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Finding the Third Proportional to 102,879 and 224,466

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Solution

The third proportional to 102,879 and 224,466 is: 489,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,879 : 224,466 = 224,466 : x
  2. Step 2: Convert to fraction form
    102,879/224,466 = 224,466/x
  3. Step 3: Cross multiply
    102,879x = 224,466 × 224,466
  4. Step 4: Simplify right side
    102,879x = 50,384,985,156
  5. Step 5: Solve for x
    x = 50,384,985,156/102,879
  6. Step 6: Final answer
    x = 489,749.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.