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Finding the Third Proportional to 56.63 and 119.63

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Solution

The third proportional to 56.63 and 119.63 is: 252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.63 : 119.63 = 119.63 : x
  2. Step 2: Convert to fraction form
    56.63/119.63 = 119.63/x
  3. Step 3: Cross multiply
    56.63x = 119.63 × 119.63
  4. Step 4: Simplify right side
    56.63x = 14,310.14
  5. Step 5: Solve for x
    x = 14,310.14/56.63
  6. Step 6: Final answer
    x = 252.72

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.