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Finding the Third Proportional to 15,238.13 and 22,857.75

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Solution

The third proportional to 15,238.13 and 22,857.75 is: 34,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.13 : 22,857.75 = 22,857.75 : x
  2. Step 2: Convert to fraction form
    15,238.13/22,857.75 = 22,857.75/x
  3. Step 3: Cross multiply
    15,238.13x = 22,857.75 × 22,857.75
  4. Step 4: Simplify right side
    15,238.13x = 522,476,735.06
  5. Step 5: Solve for x
    x = 522,476,735.06/15,238.13
  6. Step 6: Final answer
    x = 34,287.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.