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Finding the Third Proportional to 498,253.50 and 773,628.75

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Solution

The third proportional to 498,253.50 and 773,628.75 is: 1,201,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,253.50 : 773,628.75 = 773,628.75 : x
  2. Step 2: Convert to fraction form
    498,253.50/773,628.75 = 773,628.75/x
  3. Step 3: Cross multiply
    498,253.50x = 773,628.75 × 773,628.75
  4. Step 4: Simplify right side
    498,253.50x = 598,501,442,826.56
  5. Step 5: Solve for x
    x = 598,501,442,826.56/498,253.50
  6. Step 6: Final answer
    x = 1,201,198.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.