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Finding the Third Proportional to 15,765 and 23,975

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Solution

The third proportional to 15,765 and 23,975 is: 36,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765 : 23,975 = 23,975 : x
  2. Step 2: Convert to fraction form
    15,765/23,975 = 23,975/x
  3. Step 3: Cross multiply
    15,765x = 23,975 × 23,975
  4. Step 4: Simplify right side
    15,765x = 574,800,625
  5. Step 5: Solve for x
    x = 574,800,625/15,765
  6. Step 6: Final answer
    x = 36,460.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.