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Finding the Third Proportional to 466.75 and 724.25

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Solution

The third proportional to 466.75 and 724.25 is: 1,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.75 : 724.25 = 724.25 : x
  2. Step 2: Convert to fraction form
    466.75/724.25 = 724.25/x
  3. Step 3: Cross multiply
    466.75x = 724.25 × 724.25
  4. Step 4: Simplify right side
    466.75x = 524,538.06
  5. Step 5: Solve for x
    x = 524,538.06/466.75
  6. Step 6: Final answer
    x = 1,123.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.