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Finding the Third Proportional to 5,038 and 10,211

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Solution

The third proportional to 5,038 and 10,211 is: 20,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038 : 10,211 = 10,211 : x
  2. Step 2: Convert to fraction form
    5,038/10,211 = 10,211/x
  3. Step 3: Cross multiply
    5,038x = 10,211 × 10,211
  4. Step 4: Simplify right side
    5,038x = 104,264,521
  5. Step 5: Solve for x
    x = 104,264,521/5,038
  6. Step 6: Final answer
    x = 20,695.62

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.