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Finding the Third Proportional to 192,073.50 and 276,690.38

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Solution

The third proportional to 192,073.50 and 276,690.38 is: 398,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,073.50 : 276,690.38 = 276,690.38 : x
  2. Step 2: Convert to fraction form
    192,073.50/276,690.38 = 276,690.38/x
  3. Step 3: Cross multiply
    192,073.50x = 276,690.38 × 276,690.38
  4. Step 4: Simplify right side
    192,073.50x = 76,557,563,617.64
  5. Step 5: Solve for x
    x = 76,557,563,617.64/192,073.50
  6. Step 6: Final answer
    x = 398,584.73

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.