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Finding the Third Proportional to 147.75 and 224.06

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Solution

The third proportional to 147.75 and 224.06 is: 339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147.75 : 224.06 = 224.06 : x
  2. Step 2: Convert to fraction form
    147.75/224.06 = 224.06/x
  3. Step 3: Cross multiply
    147.75x = 224.06 × 224.06
  4. Step 4: Simplify right side
    147.75x = 50,204.00
  5. Step 5: Solve for x
    x = 50,204.00/147.75
  6. Step 6: Final answer
    x = 339.79

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.