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Finding the Third Proportional to 6,486 and 15,351

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Solution

The third proportional to 6,486 and 15,351 is: 36,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486 : 15,351 = 15,351 : x
  2. Step 2: Convert to fraction form
    6,486/15,351 = 15,351/x
  3. Step 3: Cross multiply
    6,486x = 15,351 × 15,351
  4. Step 4: Simplify right side
    6,486x = 235,653,201
  5. Step 5: Solve for x
    x = 235,653,201/6,486
  6. Step 6: Final answer
    x = 36,332.59

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.