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Finding the Third Proportional to 267,940.50 and 357,183

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Solution

The third proportional to 267,940.50 and 357,183 is: 476,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,940.50 : 357,183 = 357,183 : x
  2. Step 2: Convert to fraction form
    267,940.50/357,183 = 357,183/x
  3. Step 3: Cross multiply
    267,940.50x = 357,183 × 357,183
  4. Step 4: Simplify right side
    267,940.50x = 127,579,695,489
  5. Step 5: Solve for x
    x = 127,579,695,489/267,940.50
  6. Step 6: Final answer
    x = 476,149.35

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.