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Finding the Third Proportional to 343.50 and 483

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Solution

The third proportional to 343.50 and 483 is: 679.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.50 : 483 = 483 : x
  2. Step 2: Convert to fraction form
    343.50/483 = 483/x
  3. Step 3: Cross multiply
    343.50x = 483 × 483
  4. Step 4: Simplify right side
    343.50x = 233,289
  5. Step 5: Solve for x
    x = 233,289/343.50
  6. Step 6: Final answer
    x = 679.15

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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.