Home / 366,930.24-550,446.39-130,216.65

Finding the Fourth Proportional to 366,930.24, 550,446.39 and 130,216.65

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Solution

The fourth proportional to 366,930.24, 550,446.39 and 130,216.65 is: 195,343.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,930.24 : 550,446.39 = 130,216.65 : x
  2. Step 2: Convert to fraction form
    366,930.24/550,446.39 = 130,216.65/x
  3. Step 3: Cross multiply
    366,930.24x = 550,446.39 × 130,216.65
  4. Step 4: Simplify right side
    366,930.24x = 71,677,284,910.39
  5. Step 5: Solve for x
    x = 71,677,284,910.39/366,930.24
  6. Step 6: Final answer
    x = 195,343.08

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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.