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Finding the Third Proportional to 39,079 and 52,954

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Solution

The third proportional to 39,079 and 52,954 is: 71,755.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079 : 52,954 = 52,954 : x
  2. Step 2: Convert to fraction form
    39,079/52,954 = 52,954/x
  3. Step 3: Cross multiply
    39,079x = 52,954 × 52,954
  4. Step 4: Simplify right side
    39,079x = 2,804,126,116
  5. Step 5: Solve for x
    x = 2,804,126,116/39,079
  6. Step 6: Final answer
    x = 71,755.32

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.