Home / 274,022.34-408,144.01-261,727.58

Finding the Fourth Proportional to 274,022.34, 408,144.01 and 261,727.58

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Solution

The fourth proportional to 274,022.34, 408,144.01 and 261,727.58 is: 389,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,022.34 : 408,144.01 = 261,727.58 : x
  2. Step 2: Convert to fraction form
    274,022.34/408,144.01 = 261,727.58/x
  3. Step 3: Cross multiply
    274,022.34x = 408,144.01 × 261,727.58
  4. Step 4: Simplify right side
    274,022.34x = 106,822,543,479.73
  5. Step 5: Solve for x
    x = 106,822,543,479.73/274,022.34
  6. Step 6: Final answer
    x = 389,831.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.