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Finding the Third Proportional to 63.56 and 147.94

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Solution

The third proportional to 63.56 and 147.94 is: 344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.56 : 147.94 = 147.94 : x
  2. Step 2: Convert to fraction form
    63.56/147.94 = 147.94/x
  3. Step 3: Cross multiply
    63.56x = 147.94 × 147.94
  4. Step 4: Simplify right side
    63.56x = 21,885.50
  5. Step 5: Solve for x
    x = 21,885.50/63.56
  6. Step 6: Final answer
    x = 344.31

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.