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Finding the Third Proportional to 255,885 and 541,295

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Solution

The third proportional to 255,885 and 541,295 is: 1,145,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,885 : 541,295 = 541,295 : x
  2. Step 2: Convert to fraction form
    255,885/541,295 = 541,295/x
  3. Step 3: Cross multiply
    255,885x = 541,295 × 541,295
  4. Step 4: Simplify right side
    255,885x = 293,000,277,025
  5. Step 5: Solve for x
    x = 293,000,277,025/255,885
  6. Step 6: Final answer
    x = 1,145,046.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.