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Finding the Third Proportional to 305,433 and 467,221.50

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Solution

The third proportional to 305,433 and 467,221.50 is: 714,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,433 : 467,221.50 = 467,221.50 : x
  2. Step 2: Convert to fraction form
    305,433/467,221.50 = 467,221.50/x
  3. Step 3: Cross multiply
    305,433x = 467,221.50 × 467,221.50
  4. Step 4: Simplify right side
    305,433x = 218,295,930,062.25
  5. Step 5: Solve for x
    x = 218,295,930,062.25/305,433
  6. Step 6: Final answer
    x = 714,709.71

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.