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Finding the Third Proportional to 223 and 480.50

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Solution

The third proportional to 223 and 480.50 is: 1,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    223 : 480.50 = 480.50 : x
  2. Step 2: Convert to fraction form
    223/480.50 = 480.50/x
  3. Step 3: Cross multiply
    223x = 480.50 × 480.50
  4. Step 4: Simplify right side
    223x = 230,880.25
  5. Step 5: Solve for x
    x = 230,880.25/223
  6. Step 6: Final answer
    x = 1,035.34

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.