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Finding the Third Proportional to 86.06 and 192.94

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Solution

The third proportional to 86.06 and 192.94 is: 432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86.06 : 192.94 = 192.94 : x
  2. Step 2: Convert to fraction form
    86.06/192.94 = 192.94/x
  3. Step 3: Cross multiply
    86.06x = 192.94 × 192.94
  4. Step 4: Simplify right side
    86.06x = 37,224.88
  5. Step 5: Solve for x
    x = 37,224.88/86.06
  6. Step 6: Final answer
    x = 432.53

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.