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Finding the Third Proportional to 15,229.11 and 33,400.79

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Solution

The third proportional to 15,229.11 and 33,400.79 is: 73,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.11 : 33,400.79 = 33,400.79 : x
  2. Step 2: Convert to fraction form
    15,229.11/33,400.79 = 33,400.79/x
  3. Step 3: Cross multiply
    15,229.11x = 33,400.79 × 33,400.79
  4. Step 4: Simplify right side
    15,229.11x = 1,115,612,970.94
  5. Step 5: Solve for x
    x = 1,115,612,970.94/15,229.11
  6. Step 6: Final answer
    x = 73,255.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.