Home / 494,376.48-741,622.32-178,981.92

Finding the Fourth Proportional to 494,376.48, 741,622.32 and 178,981.92

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Solution

The fourth proportional to 494,376.48, 741,622.32 and 178,981.92 is: 268,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,376.48 : 741,622.32 = 178,981.92 : x
  2. Step 2: Convert to fraction form
    494,376.48/741,622.32 = 178,981.92/x
  3. Step 3: Cross multiply
    494,376.48x = 741,622.32 × 178,981.92
  4. Step 4: Simplify right side
    494,376.48x = 132,736,986,748.45
  5. Step 5: Solve for x
    x = 132,736,986,748.45/494,376.48
  6. Step 6: Final answer
    x = 268,493.73

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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.