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Finding the Third Proportional to 196.75 and 464.13

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Solution

The third proportional to 196.75 and 464.13 is: 1,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.75 : 464.13 = 464.13 : x
  2. Step 2: Convert to fraction form
    196.75/464.13 = 464.13/x
  3. Step 3: Cross multiply
    196.75x = 464.13 × 464.13
  4. Step 4: Simplify right side
    196.75x = 215,412.02
  5. Step 5: Solve for x
    x = 215,412.02/196.75
  6. Step 6: Final answer
    x = 1,094.85

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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.