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Finding the Third Proportional to 12,266.44 and 19,455.19

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Solution

The third proportional to 12,266.44 and 19,455.19 is: 30,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.44 : 19,455.19 = 19,455.19 : x
  2. Step 2: Convert to fraction form
    12,266.44/19,455.19 = 19,455.19/x
  3. Step 3: Cross multiply
    12,266.44x = 19,455.19 × 19,455.19
  4. Step 4: Simplify right side
    12,266.44x = 378,504,320.66
  5. Step 5: Solve for x
    x = 378,504,320.66/12,266.44
  6. Step 6: Final answer
    x = 30,856.91

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.