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Finding the Third Proportional to 226,359 and 471,312

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Solution

The third proportional to 226,359 and 471,312 is: 981,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,359 : 471,312 = 471,312 : x
  2. Step 2: Convert to fraction form
    226,359/471,312 = 471,312/x
  3. Step 3: Cross multiply
    226,359x = 471,312 × 471,312
  4. Step 4: Simplify right side
    226,359x = 222,135,001,344
  5. Step 5: Solve for x
    x = 222,135,001,344/226,359
  6. Step 6: Final answer
    x = 981,339.38

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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.