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Finding the Third Proportional to 150,221.25 and 304,591.50

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Solution

The third proportional to 150,221.25 and 304,591.50 is: 617,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,221.25 : 304,591.50 = 304,591.50 : x
  2. Step 2: Convert to fraction form
    150,221.25/304,591.50 = 304,591.50/x
  3. Step 3: Cross multiply
    150,221.25x = 304,591.50 × 304,591.50
  4. Step 4: Simplify right side
    150,221.25x = 92,775,981,872.25
  5. Step 5: Solve for x
    x = 92,775,981,872.25/150,221.25
  6. Step 6: Final answer
    x = 617,595.59

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.