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Finding the Third Proportional to 268,917 and 573,162

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Solution

The third proportional to 268,917 and 573,162 is: 1,221,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,917 : 573,162 = 573,162 : x
  2. Step 2: Convert to fraction form
    268,917/573,162 = 573,162/x
  3. Step 3: Cross multiply
    268,917x = 573,162 × 573,162
  4. Step 4: Simplify right side
    268,917x = 328,514,678,244
  5. Step 5: Solve for x
    x = 328,514,678,244/268,917
  6. Step 6: Final answer
    x = 1,221,621.09

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.