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Finding the Fourth Proportional to 422,361.68, 582,900.88 and 241,100.86

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Solution

The fourth proportional to 422,361.68, 582,900.88 and 241,100.86 is: 332,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,361.68 : 582,900.88 = 241,100.86 : x
  2. Step 2: Convert to fraction form
    422,361.68/582,900.88 = 241,100.86/x
  3. Step 3: Cross multiply
    422,361.68x = 582,900.88 × 241,100.86
  4. Step 4: Simplify right side
    422,361.68x = 140,537,903,462.76
  5. Step 5: Solve for x
    x = 140,537,903,462.76/422,361.68
  6. Step 6: Final answer
    x = 332,743.03

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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.