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Finding the Third Proportional to 246,711.75 and 512,815.25

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Solution

The third proportional to 246,711.75 and 512,815.25 is: 1,065,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,711.75 : 512,815.25 = 512,815.25 : x
  2. Step 2: Convert to fraction form
    246,711.75/512,815.25 = 512,815.25/x
  3. Step 3: Cross multiply
    246,711.75x = 512,815.25 × 512,815.25
  4. Step 4: Simplify right side
    246,711.75x = 262,979,480,632.56
  5. Step 5: Solve for x
    x = 262,979,480,632.56/246,711.75
  6. Step 6: Final answer
    x = 1,065,938.21

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.