Home / 791,370.90-1,187,057.97-192,332.97

Finding the Fourth Proportional to 791,370.90, 1,187,057.97 and 192,332.97

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Solution

The fourth proportional to 791,370.90, 1,187,057.97 and 192,332.97 is: 288,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,370.90 : 1,187,057.97 = 192,332.97 : x
  2. Step 2: Convert to fraction form
    791,370.90/1,187,057.97 = 192,332.97/x
  3. Step 3: Cross multiply
    791,370.90x = 1,187,057.97 × 192,332.97
  4. Step 4: Simplify right side
    791,370.90x = 228,310,384,932.27
  5. Step 5: Solve for x
    x = 228,310,384,932.27/791,370.90
  6. Step 6: Final answer
    x = 288,499.85

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1.5x scale

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.