Home / 494,035.21-681,769.04-267,680.71

Finding the Fourth Proportional to 494,035.21, 681,769.04 and 267,680.71

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Solution

The fourth proportional to 494,035.21, 681,769.04 and 267,680.71 is: 369,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,035.21 : 681,769.04 = 267,680.71 : x
  2. Step 2: Convert to fraction form
    494,035.21/681,769.04 = 267,680.71/x
  3. Step 3: Cross multiply
    494,035.21x = 681,769.04 × 267,680.71
  4. Step 4: Simplify right side
    494,035.21x = 182,496,420,683.22
  5. Step 5: Solve for x
    x = 182,496,420,683.22/494,035.21
  6. Step 6: Final answer
    x = 369,399.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.