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Finding the Third Proportional to 30,733 and 49,188

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Solution

The third proportional to 30,733 and 49,188 is: 78,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733 : 49,188 = 49,188 : x
  2. Step 2: Convert to fraction form
    30,733/49,188 = 49,188/x
  3. Step 3: Cross multiply
    30,733x = 49,188 × 49,188
  4. Step 4: Simplify right side
    30,733x = 2,419,459,344
  5. Step 5: Solve for x
    x = 2,419,459,344/30,733
  6. Step 6: Final answer
    x = 78,725.13

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.