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Finding the Third Proportional to 253,722 and 552,648

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Solution

The third proportional to 253,722 and 552,648 is: 1,203,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,722 : 552,648 = 552,648 : x
  2. Step 2: Convert to fraction form
    253,722/552,648 = 552,648/x
  3. Step 3: Cross multiply
    253,722x = 552,648 × 552,648
  4. Step 4: Simplify right side
    253,722x = 305,419,811,904
  5. Step 5: Solve for x
    x = 305,419,811,904/253,722
  6. Step 6: Final answer
    x = 1,203,757.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.