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Finding the Third Proportional to 1,015,836.75 and 1,392,966

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Solution

The third proportional to 1,015,836.75 and 1,392,966 is: 1,910,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,836.75 : 1,392,966 = 1,392,966 : x
  2. Step 2: Convert to fraction form
    1,015,836.75/1,392,966 = 1,392,966/x
  3. Step 3: Cross multiply
    1,015,836.75x = 1,392,966 × 1,392,966
  4. Step 4: Simplify right side
    1,015,836.75x = 1,940,354,277,156
  5. Step 5: Solve for x
    x = 1,940,354,277,156/1,015,836.75
  6. Step 6: Final answer
    x = 1,910,104.43

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.