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Finding the Third Proportional to 38,481 and 57,832.50

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Solution

The third proportional to 38,481 and 57,832.50 is: 86,915.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481 : 57,832.50 = 57,832.50 : x
  2. Step 2: Convert to fraction form
    38,481/57,832.50 = 57,832.50/x
  3. Step 3: Cross multiply
    38,481x = 57,832.50 × 57,832.50
  4. Step 4: Simplify right side
    38,481x = 3,344,598,056.25
  5. Step 5: Solve for x
    x = 3,344,598,056.25/38,481
  6. Step 6: Final answer
    x = 86,915.57

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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.