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Finding the Third Proportional to 592,722 and 919,161

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Solution

The third proportional to 592,722 and 919,161 is: 1,425,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,722 : 919,161 = 919,161 : x
  2. Step 2: Convert to fraction form
    592,722/919,161 = 919,161/x
  3. Step 3: Cross multiply
    592,722x = 919,161 × 919,161
  4. Step 4: Simplify right side
    592,722x = 844,856,943,921
  5. Step 5: Solve for x
    x = 844,856,943,921/592,722
  6. Step 6: Final answer
    x = 1,425,384.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.