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Finding the Fourth Proportional to 483,764.85, 667,603.50 and 265,982.73

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Solution

The fourth proportional to 483,764.85, 667,603.50 and 265,982.73 is: 367,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,764.85 : 667,603.50 = 265,982.73 : x
  2. Step 2: Convert to fraction form
    483,764.85/667,603.50 = 265,982.73/x
  3. Step 3: Cross multiply
    483,764.85x = 667,603.50 × 265,982.73
  4. Step 4: Simplify right side
    483,764.85x = 177,571,001,487.56
  5. Step 5: Solve for x
    x = 177,571,001,487.56/483,764.85
  6. Step 6: Final answer
    x = 367,060.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.