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Finding the Third Proportional to 80,283.50 and 189,863.50

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Solution

The third proportional to 80,283.50 and 189,863.50 is: 449,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,283.50 : 189,863.50 = 189,863.50 : x
  2. Step 2: Convert to fraction form
    80,283.50/189,863.50 = 189,863.50/x
  3. Step 3: Cross multiply
    80,283.50x = 189,863.50 × 189,863.50
  4. Step 4: Simplify right side
    80,283.50x = 36,048,148,632.25
  5. Step 5: Solve for x
    x = 36,048,148,632.25/80,283.50
  6. Step 6: Final answer
    x = 449,010.68

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.