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Finding the Third Proportional to 260,356 and 541,449

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Solution

The third proportional to 260,356 and 541,449 is: 1,126,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,356 : 541,449 = 541,449 : x
  2. Step 2: Convert to fraction form
    260,356/541,449 = 541,449/x
  3. Step 3: Cross multiply
    260,356x = 541,449 × 541,449
  4. Step 4: Simplify right side
    260,356x = 293,167,019,601
  5. Step 5: Solve for x
    x = 293,167,019,601/260,356
  6. Step 6: Final answer
    x = 1,126,023.67

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.