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Finding the Third Proportional to 1,982,393 and 4,328,785

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Solution

The third proportional to 1,982,393 and 4,328,785 is: 9,452,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,393 : 4,328,785 = 4,328,785 : x
  2. Step 2: Convert to fraction form
    1,982,393/4,328,785 = 4,328,785/x
  3. Step 3: Cross multiply
    1,982,393x = 4,328,785 × 4,328,785
  4. Step 4: Simplify right side
    1,982,393x = 18,738,379,576,225
  5. Step 5: Solve for x
    x = 18,738,379,576,225/1,982,393
  6. Step 6: Final answer
    x = 9,452,404.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.