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Finding the Third Proportional to 15,759 and 25,794

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Solution

The third proportional to 15,759 and 25,794 is: 42,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759 : 25,794 = 25,794 : x
  2. Step 2: Convert to fraction form
    15,759/25,794 = 25,794/x
  3. Step 3: Cross multiply
    15,759x = 25,794 × 25,794
  4. Step 4: Simplify right side
    15,759x = 665,330,436
  5. Step 5: Solve for x
    x = 665,330,436/15,759
  6. Step 6: Final answer
    x = 42,219.08

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.