Home / 654,390.88-981,608.18-181,036.60

Finding the Fourth Proportional to 654,390.88, 981,608.18 and 181,036.60

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Solution

The fourth proportional to 654,390.88, 981,608.18 and 181,036.60 is: 271,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,390.88 : 981,608.18 = 181,036.60 : x
  2. Step 2: Convert to fraction form
    654,390.88/981,608.18 = 181,036.60/x
  3. Step 3: Cross multiply
    654,390.88x = 981,608.18 × 181,036.60
  4. Step 4: Simplify right side
    654,390.88x = 177,707,007,439.39
  5. Step 5: Solve for x
    x = 177,707,007,439.39/654,390.88
  6. Step 6: Final answer
    x = 271,560.95

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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.