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Finding the Third Proportional to 21,845 and 32,733

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Solution

The third proportional to 21,845 and 32,733 is: 49,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845 : 32,733 = 32,733 : x
  2. Step 2: Convert to fraction form
    21,845/32,733 = 32,733/x
  3. Step 3: Cross multiply
    21,845x = 32,733 × 32,733
  4. Step 4: Simplify right side
    21,845x = 1,071,449,289
  5. Step 5: Solve for x
    x = 1,071,449,289/21,845
  6. Step 6: Final answer
    x = 49,047.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.