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Finding the Third Proportional to 194.25 and 458.25

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Solution

The third proportional to 194.25 and 458.25 is: 1,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.25 : 458.25 = 458.25 : x
  2. Step 2: Convert to fraction form
    194.25/458.25 = 458.25/x
  3. Step 3: Cross multiply
    194.25x = 458.25 × 458.25
  4. Step 4: Simplify right side
    194.25x = 209,993.06
  5. Step 5: Solve for x
    x = 209,993.06/194.25
  6. Step 6: Final answer
    x = 1,081.05

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.