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Finding the Third Proportional to 994,486 and 2,177,055

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Solution

The third proportional to 994,486 and 2,177,055 is: 4,765,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,486 : 2,177,055 = 2,177,055 : x
  2. Step 2: Convert to fraction form
    994,486/2,177,055 = 2,177,055/x
  3. Step 3: Cross multiply
    994,486x = 2,177,055 × 2,177,055
  4. Step 4: Simplify right side
    994,486x = 4,739,568,473,025
  5. Step 5: Solve for x
    x = 4,739,568,473,025/994,486
  6. Step 6: Final answer
    x = 4,765,847.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.