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Finding the Third Proportional to 246.75 and 385

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Solution

The third proportional to 246.75 and 385 is: 600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.75 : 385 = 385 : x
  2. Step 2: Convert to fraction form
    246.75/385 = 385/x
  3. Step 3: Cross multiply
    246.75x = 385 × 385
  4. Step 4: Simplify right side
    246.75x = 148,225
  5. Step 5: Solve for x
    x = 148,225/246.75
  6. Step 6: Final answer
    x = 600.71

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.