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Finding the Third Proportional to 33,730 and 48,589

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Solution

The third proportional to 33,730 and 48,589 is: 69,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,730 : 48,589 = 48,589 : x
  2. Step 2: Convert to fraction form
    33,730/48,589 = 48,589/x
  3. Step 3: Cross multiply
    33,730x = 48,589 × 48,589
  4. Step 4: Simplify right side
    33,730x = 2,360,890,921
  5. Step 5: Solve for x
    x = 2,360,890,921/33,730
  6. Step 6: Final answer
    x = 69,993.80

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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.