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Finding the Third Proportional to 263,903 and 569,278

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Solution

The third proportional to 263,903 and 569,278 is: 1,228,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,903 : 569,278 = 569,278 : x
  2. Step 2: Convert to fraction form
    263,903/569,278 = 569,278/x
  3. Step 3: Cross multiply
    263,903x = 569,278 × 569,278
  4. Step 4: Simplify right side
    263,903x = 324,077,441,284
  5. Step 5: Solve for x
    x = 324,077,441,284/263,903
  6. Step 6: Final answer
    x = 1,228,017.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.