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Finding the Third Proportional to 448,821 and 982,098

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Solution

The third proportional to 448,821 and 982,098 is: 2,149,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,821 : 982,098 = 982,098 : x
  2. Step 2: Convert to fraction form
    448,821/982,098 = 982,098/x
  3. Step 3: Cross multiply
    448,821x = 982,098 × 982,098
  4. Step 4: Simplify right side
    448,821x = 964,516,481,604
  5. Step 5: Solve for x
    x = 964,516,481,604/448,821
  6. Step 6: Final answer
    x = 2,149,000.34

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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.