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Finding the Third Proportional to 33,890 and 48,891

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Solution

The third proportional to 33,890 and 48,891 is: 70,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890 : 48,891 = 48,891 : x
  2. Step 2: Convert to fraction form
    33,890/48,891 = 48,891/x
  3. Step 3: Cross multiply
    33,890x = 48,891 × 48,891
  4. Step 4: Simplify right side
    33,890x = 2,390,329,881
  5. Step 5: Solve for x
    x = 2,390,329,881/33,890
  6. Step 6: Final answer
    x = 70,532.01

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.