Home / 366,824.20-550,236.30-320,168.20

Finding the Fourth Proportional to 366,824.20, 550,236.30 and 320,168.20

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Solution

The fourth proportional to 366,824.20, 550,236.30 and 320,168.20 is: 480,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,824.20 : 550,236.30 = 320,168.20 : x
  2. Step 2: Convert to fraction form
    366,824.20/550,236.30 = 320,168.20/x
  3. Step 3: Cross multiply
    366,824.20x = 550,236.30 × 320,168.20
  4. Step 4: Simplify right side
    366,824.20x = 176,168,165,745.66
  5. Step 5: Solve for x
    x = 176,168,165,745.66/366,824.20
  6. Step 6: Final answer
    x = 480,252.30

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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.