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Finding the Third Proportional to 63.07 and 146.18

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Solution

The third proportional to 63.07 and 146.18 is: 338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.07 : 146.18 = 146.18 : x
  2. Step 2: Convert to fraction form
    63.07/146.18 = 146.18/x
  3. Step 3: Cross multiply
    63.07x = 146.18 × 146.18
  4. Step 4: Simplify right side
    63.07x = 21,368.50
  5. Step 5: Solve for x
    x = 21,368.50/63.07
  6. Step 6: Final answer
    x = 338.80

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.