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Finding the Third Proportional to 903,644 and 1,882,198

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Solution

The third proportional to 903,644 and 1,882,198 is: 3,920,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,644 : 1,882,198 = 1,882,198 : x
  2. Step 2: Convert to fraction form
    903,644/1,882,198 = 1,882,198/x
  3. Step 3: Cross multiply
    903,644x = 1,882,198 × 1,882,198
  4. Step 4: Simplify right side
    903,644x = 3,542,669,311,204
  5. Step 5: Solve for x
    x = 3,542,669,311,204/903,644
  6. Step 6: Final answer
    x = 3,920,425.87

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.