Home / 654,470.69-981,727.50-181,116.41

Finding the Fourth Proportional to 654,470.69, 981,727.50 and 181,116.41

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Solution

The fourth proportional to 654,470.69, 981,727.50 and 181,116.41 is: 271,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,470.69 : 981,727.50 = 181,116.41 : x
  2. Step 2: Convert to fraction form
    654,470.69/981,727.50 = 181,116.41/x
  3. Step 3: Cross multiply
    654,470.69x = 981,727.50 × 181,116.41
  4. Step 4: Simplify right side
    654,470.69x = 177,806,960,398.28
  5. Step 5: Solve for x
    x = 177,806,960,398.28/654,470.69
  6. Step 6: Final answer
    x = 271,680.56

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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.