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Finding the Third Proportional to 373.50 and 414.75

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Solution

The third proportional to 373.50 and 414.75 is: 460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.50 : 414.75 = 414.75 : x
  2. Step 2: Convert to fraction form
    373.50/414.75 = 414.75/x
  3. Step 3: Cross multiply
    373.50x = 414.75 × 414.75
  4. Step 4: Simplify right side
    373.50x = 172,017.56
  5. Step 5: Solve for x
    x = 172,017.56/373.50
  6. Step 6: Final answer
    x = 460.56

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.