Home / 494,448.55-741,672.83-178,831.65

Finding the Fourth Proportional to 494,448.55, 741,672.83 and 178,831.65

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Solution

The fourth proportional to 494,448.55, 741,672.83 and 178,831.65 is: 268,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,448.55 : 741,672.83 = 178,831.65 : x
  2. Step 2: Convert to fraction form
    494,448.55/741,672.83 = 178,831.65/x
  3. Step 3: Cross multiply
    494,448.55x = 741,672.83 × 178,831.65
  4. Step 4: Simplify right side
    494,448.55x = 132,634,575,949.07
  5. Step 5: Solve for x
    x = 132,634,575,949.07/494,448.55
  6. Step 6: Final answer
    x = 268,247.48

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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.