Home / 654,486.94-981,731.76-181,173.70

Finding the Fourth Proportional to 654,486.94, 981,731.76 and 181,173.70

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Solution

The fourth proportional to 654,486.94, 981,731.76 and 181,173.70 is: 271,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,486.94 : 981,731.76 = 181,173.70 : x
  2. Step 2: Convert to fraction form
    654,486.94/981,731.76 = 181,173.70/x
  3. Step 3: Cross multiply
    654,486.94x = 981,731.76 × 181,173.70
  4. Step 4: Simplify right side
    654,486.94x = 177,863,975,366.71
  5. Step 5: Solve for x
    x = 177,863,975,366.71/654,486.94
  6. Step 6: Final answer
    x = 271,760.92

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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.