Home / 516,520.41-774,336.83-179,517.27

Finding the Fourth Proportional to 516,520.41, 774,336.83 and 179,517.27

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Solution

The fourth proportional to 516,520.41, 774,336.83 and 179,517.27 is: 269,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,520.41 : 774,336.83 = 179,517.27 : x
  2. Step 2: Convert to fraction form
    516,520.41/774,336.83 = 179,517.27/x
  3. Step 3: Cross multiply
    516,520.41x = 774,336.83 × 179,517.27
  4. Step 4: Simplify right side
    516,520.41x = 139,006,832,884.47
  5. Step 5: Solve for x
    x = 139,006,832,884.47/516,520.41
  6. Step 6: Final answer
    x = 269,121.67

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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.