Home / 353,574.24-487,923.04-192,425.80

Finding the Fourth Proportional to 353,574.24, 487,923.04 and 192,425.80

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Solution

The fourth proportional to 353,574.24, 487,923.04 and 192,425.80 is: 265,542.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,574.24 : 487,923.04 = 192,425.80 : x
  2. Step 2: Convert to fraction form
    353,574.24/487,923.04 = 192,425.80/x
  3. Step 3: Cross multiply
    353,574.24x = 487,923.04 × 192,425.80
  4. Step 4: Simplify right side
    353,574.24x = 93,888,981,310.43
  5. Step 5: Solve for x
    x = 93,888,981,310.43/353,574.24
  6. Step 6: Final answer
    x = 265,542.48

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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.