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Finding the Third Proportional to 28,203.19 and 68,062.78

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Solution

The third proportional to 28,203.19 and 68,062.78 is: 164,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203.19 : 68,062.78 = 68,062.78 : x
  2. Step 2: Convert to fraction form
    28,203.19/68,062.78 = 68,062.78/x
  3. Step 3: Cross multiply
    28,203.19x = 68,062.78 × 68,062.78
  4. Step 4: Simplify right side
    28,203.19x = 4,632,542,191.49
  5. Step 5: Solve for x
    x = 4,632,542,191.49/28,203.19
  6. Step 6: Final answer
    x = 164,255.98

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.