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Finding the Third Proportional to 80,450 and 118,350

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Solution

The third proportional to 80,450 and 118,350 is: 174,104.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,450 : 118,350 = 118,350 : x
  2. Step 2: Convert to fraction form
    80,450/118,350 = 118,350/x
  3. Step 3: Cross multiply
    80,450x = 118,350 × 118,350
  4. Step 4: Simplify right side
    80,450x = 14,006,722,500
  5. Step 5: Solve for x
    x = 14,006,722,500/80,450
  6. Step 6: Final answer
    x = 174,104.69

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.