Home / 545,799.11-818,660.30-204,177.38

Finding the Fourth Proportional to 545,799.11, 818,660.30 and 204,177.38

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Solution

The fourth proportional to 545,799.11, 818,660.30 and 204,177.38 is: 306,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,799.11 : 818,660.30 = 204,177.38 : x
  2. Step 2: Convert to fraction form
    545,799.11/818,660.30 = 204,177.38/x
  3. Step 3: Cross multiply
    545,799.11x = 818,660.30 × 204,177.38
  4. Step 4: Simplify right side
    545,799.11x = 167,151,910,049.83
  5. Step 5: Solve for x
    x = 167,151,910,049.83/545,799.11
  6. Step 6: Final answer
    x = 306,251.71

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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.