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Finding the Third Proportional to 9,009 and 18,462.75

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Solution

The third proportional to 9,009 and 18,462.75 is: 37,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009 : 18,462.75 = 18,462.75 : x
  2. Step 2: Convert to fraction form
    9,009/18,462.75 = 18,462.75/x
  3. Step 3: Cross multiply
    9,009x = 18,462.75 × 18,462.75
  4. Step 4: Simplify right side
    9,009x = 340,873,137.56
  5. Step 5: Solve for x
    x = 340,873,137.56/9,009
  6. Step 6: Final answer
    x = 37,836.96

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.