Home / 414,923.20-622,384.80-204,533.80

Finding the Fourth Proportional to 414,923.20, 622,384.80 and 204,533.80

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Solution

The fourth proportional to 414,923.20, 622,384.80 and 204,533.80 is: 306,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,923.20 : 622,384.80 = 204,533.80 : x
  2. Step 2: Convert to fraction form
    414,923.20/622,384.80 = 204,533.80/x
  3. Step 3: Cross multiply
    414,923.20x = 622,384.80 × 204,533.80
  4. Step 4: Simplify right side
    414,923.20x = 127,298,728,206.24
  5. Step 5: Solve for x
    x = 127,298,728,206.24/414,923.20
  6. Step 6: Final answer
    x = 306,800.70

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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.