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Finding the Third Proportional to 10,232 and 15,890

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Solution

The third proportional to 10,232 and 15,890 is: 24,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232 : 15,890 = 15,890 : x
  2. Step 2: Convert to fraction form
    10,232/15,890 = 15,890/x
  3. Step 3: Cross multiply
    10,232x = 15,890 × 15,890
  4. Step 4: Simplify right side
    10,232x = 252,492,100
  5. Step 5: Solve for x
    x = 252,492,100/10,232
  6. Step 6: Final answer
    x = 24,676.71

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.