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Finding the Third Proportional to 109.94 and 234.84

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Solution

The third proportional to 109.94 and 234.84 is: 501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109.94 : 234.84 = 234.84 : x
  2. Step 2: Convert to fraction form
    109.94/234.84 = 234.84/x
  3. Step 3: Cross multiply
    109.94x = 234.84 × 234.84
  4. Step 4: Simplify right side
    109.94x = 55,151.59
  5. Step 5: Solve for x
    x = 55,151.59/109.94
  6. Step 6: Final answer
    x = 501.66

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.