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Finding the Third Proportional to 171,654.50 and 251,336.75

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Solution

The third proportional to 171,654.50 and 251,336.75 is: 368,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,654.50 : 251,336.75 = 251,336.75 : x
  2. Step 2: Convert to fraction form
    171,654.50/251,336.75 = 251,336.75/x
  3. Step 3: Cross multiply
    171,654.50x = 251,336.75 × 251,336.75
  4. Step 4: Simplify right side
    171,654.50x = 63,170,161,900.56
  5. Step 5: Solve for x
    x = 63,170,161,900.56/171,654.50
  6. Step 6: Final answer
    x = 368,007.61

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.