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Finding the Third Proportional to 15,988 and 37,343

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Solution

The third proportional to 15,988 and 37,343 is: 87,221.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988 : 37,343 = 37,343 : x
  2. Step 2: Convert to fraction form
    15,988/37,343 = 37,343/x
  3. Step 3: Cross multiply
    15,988x = 37,343 × 37,343
  4. Step 4: Simplify right side
    15,988x = 1,394,499,649
  5. Step 5: Solve for x
    x = 1,394,499,649/15,988
  6. Step 6: Final answer
    x = 87,221.64

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.