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Finding the Third Proportional to 246.50 and 611

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Solution

The third proportional to 246.50 and 611 is: 1,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.50 : 611 = 611 : x
  2. Step 2: Convert to fraction form
    246.50/611 = 611/x
  3. Step 3: Cross multiply
    246.50x = 611 × 611
  4. Step 4: Simplify right side
    246.50x = 373,321
  5. Step 5: Solve for x
    x = 373,321/246.50
  6. Step 6: Final answer
    x = 1,514.49

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Why These Related Problems?

These problems maintain the same ratio (2.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.