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Finding the Third Proportional to 143.63 and 224.06

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Solution

The third proportional to 143.63 and 224.06 is: 349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143.63 : 224.06 = 224.06 : x
  2. Step 2: Convert to fraction form
    143.63/224.06 = 224.06/x
  3. Step 3: Cross multiply
    143.63x = 224.06 × 224.06
  4. Step 4: Simplify right side
    143.63x = 50,204.00
  5. Step 5: Solve for x
    x = 50,204.00/143.63
  6. Step 6: Final answer
    x = 349.55

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.