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Finding the Fourth Proportional to 202,548.43, 303,818.73 and 60,489.96

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Solution

The fourth proportional to 202,548.43, 303,818.73 and 60,489.96 is: 90,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,548.43 : 303,818.73 = 60,489.96 : x
  2. Step 2: Convert to fraction form
    202,548.43/303,818.73 = 60,489.96/x
  3. Step 3: Cross multiply
    202,548.43x = 303,818.73 × 60,489.96
  4. Step 4: Simplify right side
    202,548.43x = 18,377,982,824.95
  5. Step 5: Solve for x
    x = 18,377,982,824.95/202,548.43
  6. Step 6: Final answer
    x = 90,733.77

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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.