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Finding the Third Proportional to 721,626.47 and 1,567,992.94

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Solution

The third proportional to 721,626.47 and 1,567,992.94 is: 3,407,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,626.47 : 1,567,992.94 = 1,567,992.94 : x
  2. Step 2: Convert to fraction form
    721,626.47/1,567,992.94 = 1,567,992.94/x
  3. Step 3: Cross multiply
    721,626.47x = 1,567,992.94 × 1,567,992.94
  4. Step 4: Simplify right side
    721,626.47x = 2,458,601,852,049.88
  5. Step 5: Solve for x
    x = 2,458,601,852,049.88/721,626.47
  6. Step 6: Final answer
    x = 3,407,028.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.