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Finding the Third Proportional to 250,651.50 and 521,958.75

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Solution

The third proportional to 250,651.50 and 521,958.75 is: 1,086,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,651.50 : 521,958.75 = 521,958.75 : x
  2. Step 2: Convert to fraction form
    250,651.50/521,958.75 = 521,958.75/x
  3. Step 3: Cross multiply
    250,651.50x = 521,958.75 × 521,958.75
  4. Step 4: Simplify right side
    250,651.50x = 272,440,936,701.56
  5. Step 5: Solve for x
    x = 272,440,936,701.56/250,651.50
  6. Step 6: Final answer
    x = 1,086,931.20

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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.