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Finding the Third Proportional to 226,278 and 335,499

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Solution

The third proportional to 226,278 and 335,499 is: 497,439.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,278 : 335,499 = 335,499 : x
  2. Step 2: Convert to fraction form
    226,278/335,499 = 335,499/x
  3. Step 3: Cross multiply
    226,278x = 335,499 × 335,499
  4. Step 4: Simplify right side
    226,278x = 112,559,579,001
  5. Step 5: Solve for x
    x = 112,559,579,001/226,278
  6. Step 6: Final answer
    x = 497,439.34

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.