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Finding the Third Proportional to 17,268 and 27,290.25

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Solution

The third proportional to 17,268 and 27,290.25 is: 43,129.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268 : 27,290.25 = 27,290.25 : x
  2. Step 2: Convert to fraction form
    17,268/27,290.25 = 27,290.25/x
  3. Step 3: Cross multiply
    17,268x = 27,290.25 × 27,290.25
  4. Step 4: Simplify right side
    17,268x = 744,757,745.06
  5. Step 5: Solve for x
    x = 744,757,745.06/17,268
  6. Step 6: Final answer
    x = 43,129.36

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.