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Finding the Third Proportional to 218,541 and 476,799

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Solution

The third proportional to 218,541 and 476,799 is: 1,040,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,541 : 476,799 = 476,799 : x
  2. Step 2: Convert to fraction form
    218,541/476,799 = 476,799/x
  3. Step 3: Cross multiply
    218,541x = 476,799 × 476,799
  4. Step 4: Simplify right side
    218,541x = 227,337,286,401
  5. Step 5: Solve for x
    x = 227,337,286,401/218,541
  6. Step 6: Final answer
    x = 1,040,250.05

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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.