Home / 619,022.91-928,668.05-192,550.62

Finding the Fourth Proportional to 619,022.91, 928,668.05 and 192,550.62

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Solution

The fourth proportional to 619,022.91, 928,668.05 and 192,550.62 is: 288,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,022.91 : 928,668.05 = 192,550.62 : x
  2. Step 2: Convert to fraction form
    619,022.91/928,668.05 = 192,550.62/x
  3. Step 3: Cross multiply
    619,022.91x = 928,668.05 × 192,550.62
  4. Step 4: Simplify right side
    619,022.91x = 178,815,608,801.69
  5. Step 5: Solve for x
    x = 178,815,608,801.69/619,022.91
  6. Step 6: Final answer
    x = 288,867.51

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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.