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Finding the Third Proportional to 34,638 and 52,446

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Solution

The third proportional to 34,638 and 52,446 is: 79,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638 : 52,446 = 52,446 : x
  2. Step 2: Convert to fraction form
    34,638/52,446 = 52,446/x
  3. Step 3: Cross multiply
    34,638x = 52,446 × 52,446
  4. Step 4: Simplify right side
    34,638x = 2,750,582,916
  5. Step 5: Solve for x
    x = 2,750,582,916/34,638
  6. Step 6: Final answer
    x = 79,409.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.