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Finding the Third Proportional to 34,439 and 52,679

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Solution

The third proportional to 34,439 and 52,679 is: 80,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,439 : 52,679 = 52,679 : x
  2. Step 2: Convert to fraction form
    34,439/52,679 = 52,679/x
  3. Step 3: Cross multiply
    34,439x = 52,679 × 52,679
  4. Step 4: Simplify right side
    34,439x = 2,775,077,041
  5. Step 5: Solve for x
    x = 2,775,077,041/34,439
  6. Step 6: Final answer
    x = 80,579.49

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.