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Finding the Third Proportional to 25,085 and 38,863

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Solution

The third proportional to 25,085 and 38,863 is: 60,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085 : 38,863 = 38,863 : x
  2. Step 2: Convert to fraction form
    25,085/38,863 = 38,863/x
  3. Step 3: Cross multiply
    25,085x = 38,863 × 38,863
  4. Step 4: Simplify right side
    25,085x = 1,510,332,769
  5. Step 5: Solve for x
    x = 1,510,332,769/25,085
  6. Step 6: Final answer
    x = 60,208.60

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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.