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Finding the Third Proportional to 28,917 and 44,689

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Solution

The third proportional to 28,917 and 44,689 is: 69,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,917 : 44,689 = 44,689 : x
  2. Step 2: Convert to fraction form
    28,917/44,689 = 44,689/x
  3. Step 3: Cross multiply
    28,917x = 44,689 × 44,689
  4. Step 4: Simplify right side
    28,917x = 1,997,106,721
  5. Step 5: Solve for x
    x = 1,997,106,721/28,917
  6. Step 6: Final answer
    x = 69,063.41

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