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Finding the Third Proportional to 15,774.75 and 33,270.75

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Solution

The third proportional to 15,774.75 and 33,270.75 is: 70,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.75 : 33,270.75 = 33,270.75 : x
  2. Step 2: Convert to fraction form
    15,774.75/33,270.75 = 33,270.75/x
  3. Step 3: Cross multiply
    15,774.75x = 33,270.75 × 33,270.75
  4. Step 4: Simplify right side
    15,774.75x = 1,106,942,805.56
  5. Step 5: Solve for x
    x = 1,106,942,805.56/15,774.75
  6. Step 6: Final answer
    x = 70,171.81

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.