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Finding the Third Proportional to 15,208 and 30,836

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Solution

The third proportional to 15,208 and 30,836 is: 62,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208 : 30,836 = 30,836 : x
  2. Step 2: Convert to fraction form
    15,208/30,836 = 30,836/x
  3. Step 3: Cross multiply
    15,208x = 30,836 × 30,836
  4. Step 4: Simplify right side
    15,208x = 950,858,896
  5. Step 5: Solve for x
    x = 950,858,896/15,208
  6. Step 6: Final answer
    x = 62,523.60

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.