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Finding the Third Proportional to 57,919.50 and 92,493

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Solution

The third proportional to 57,919.50 and 92,493 is: 147,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919.50 : 92,493 = 92,493 : x
  2. Step 2: Convert to fraction form
    57,919.50/92,493 = 92,493/x
  3. Step 3: Cross multiply
    57,919.50x = 92,493 × 92,493
  4. Step 4: Simplify right side
    57,919.50x = 8,554,955,049
  5. Step 5: Solve for x
    x = 8,554,955,049/57,919.50
  6. Step 6: Final answer
    x = 147,704.23

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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.