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Finding the Third Proportional to 194.63 and 298.88

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Solution

The third proportional to 194.63 and 298.88 is: 458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.63 : 298.88 = 298.88 : x
  2. Step 2: Convert to fraction form
    194.63/298.88 = 298.88/x
  3. Step 3: Cross multiply
    194.63x = 298.88 × 298.88
  4. Step 4: Simplify right side
    194.63x = 89,326.27
  5. Step 5: Solve for x
    x = 89,326.27/194.63
  6. Step 6: Final answer
    x = 458.97

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.