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Finding the Third Proportional to 567,722 and 1,239,940

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Solution

The third proportional to 567,722 and 1,239,940 is: 2,708,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,722 : 1,239,940 = 1,239,940 : x
  2. Step 2: Convert to fraction form
    567,722/1,239,940 = 1,239,940/x
  3. Step 3: Cross multiply
    567,722x = 1,239,940 × 1,239,940
  4. Step 4: Simplify right side
    567,722x = 1,537,451,203,600
  5. Step 5: Solve for x
    x = 1,537,451,203,600/567,722
  6. Step 6: Final answer
    x = 2,708,105.73

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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.