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Finding the Third Proportional to 20,920 and 44,888

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Solution

The third proportional to 20,920 and 44,888 is: 96,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,920 : 44,888 = 44,888 : x
  2. Step 2: Convert to fraction form
    20,920/44,888 = 44,888/x
  3. Step 3: Cross multiply
    20,920x = 44,888 × 44,888
  4. Step 4: Simplify right side
    20,920x = 2,014,932,544
  5. Step 5: Solve for x
    x = 2,014,932,544/20,920
  6. Step 6: Final answer
    x = 96,316.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.