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Finding the Third Proportional to 275,154.38 and 366,906.75

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Solution

The third proportional to 275,154.38 and 366,906.75 is: 489,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,154.38 : 366,906.75 = 366,906.75 : x
  2. Step 2: Convert to fraction form
    275,154.38/366,906.75 = 366,906.75/x
  3. Step 3: Cross multiply
    275,154.38x = 366,906.75 × 366,906.75
  4. Step 4: Simplify right side
    275,154.38x = 134,620,563,195.56
  5. Step 5: Solve for x
    x = 134,620,563,195.56/275,154.38
  6. Step 6: Final answer
    x = 489,254.67

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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.