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Finding the Third Proportional to 10,074 and 15,659

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Solution

The third proportional to 10,074 and 15,659 is: 24,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074 : 15,659 = 15,659 : x
  2. Step 2: Convert to fraction form
    10,074/15,659 = 15,659/x
  3. Step 3: Cross multiply
    10,074x = 15,659 × 15,659
  4. Step 4: Simplify right side
    10,074x = 245,204,281
  5. Step 5: Solve for x
    x = 245,204,281/10,074
  6. Step 6: Final answer
    x = 24,340.31

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.