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Finding the Third Proportional to 729,869 and 1,162,253

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Solution

The third proportional to 729,869 and 1,162,253 is: 1,850,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,869 : 1,162,253 = 1,162,253 : x
  2. Step 2: Convert to fraction form
    729,869/1,162,253 = 1,162,253/x
  3. Step 3: Cross multiply
    729,869x = 1,162,253 × 1,162,253
  4. Step 4: Simplify right side
    729,869x = 1,350,832,036,009
  5. Step 5: Solve for x
    x = 1,350,832,036,009/729,869
  6. Step 6: Final answer
    x = 1,850,786.97

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.