Home / 202,372.20-303,558.30-199,261.80

Finding the Fourth Proportional to 202,372.20, 303,558.30 and 199,261.80

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Solution

The fourth proportional to 202,372.20, 303,558.30 and 199,261.80 is: 298,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,372.20 : 303,558.30 = 199,261.80 : x
  2. Step 2: Convert to fraction form
    202,372.20/303,558.30 = 199,261.80/x
  3. Step 3: Cross multiply
    202,372.20x = 303,558.30 × 199,261.80
  4. Step 4: Simplify right side
    202,372.20x = 60,487,573,262.94
  5. Step 5: Solve for x
    x = 60,487,573,262.94/202,372.20
  6. Step 6: Final answer
    x = 298,892.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.