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Finding the Third Proportional to 725,037 and 1,555,086

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Solution

The third proportional to 725,037 and 1,555,086 is: 3,335,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,037 : 1,555,086 = 1,555,086 : x
  2. Step 2: Convert to fraction form
    725,037/1,555,086 = 1,555,086/x
  3. Step 3: Cross multiply
    725,037x = 1,555,086 × 1,555,086
  4. Step 4: Simplify right side
    725,037x = 2,418,292,467,396
  5. Step 5: Solve for x
    x = 2,418,292,467,396/725,037
  6. Step 6: Final answer
    x = 3,335,405.60

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.