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Finding the Third Proportional to 448,865 and 982,198

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Solution

The third proportional to 448,865 and 982,198 is: 2,149,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,865 : 982,198 = 982,198 : x
  2. Step 2: Convert to fraction form
    448,865/982,198 = 982,198/x
  3. Step 3: Cross multiply
    448,865x = 982,198 × 982,198
  4. Step 4: Simplify right side
    448,865x = 964,712,911,204
  5. Step 5: Solve for x
    x = 964,712,911,204/448,865
  6. Step 6: Final answer
    x = 2,149,227.30

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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.