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Finding the Third Proportional to 360.50 and 414

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Solution

The third proportional to 360.50 and 414 is: 475.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.50 : 414 = 414 : x
  2. Step 2: Convert to fraction form
    360.50/414 = 414/x
  3. Step 3: Cross multiply
    360.50x = 414 × 414
  4. Step 4: Simplify right side
    360.50x = 171,396
  5. Step 5: Solve for x
    x = 171,396/360.50
  6. Step 6: Final answer
    x = 475.44

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These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.