Home / 366,923.55-550,385.33-323,620.95

Finding the Fourth Proportional to 366,923.55, 550,385.33 and 323,620.95

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Solution

The fourth proportional to 366,923.55, 550,385.33 and 323,620.95 is: 485,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,923.55 : 550,385.33 = 323,620.95 : x
  2. Step 2: Convert to fraction form
    366,923.55/550,385.33 = 323,620.95/x
  3. Step 3: Cross multiply
    366,923.55x = 550,385.33 × 323,620.95
  4. Step 4: Simplify right side
    366,923.55x = 178,116,221,742.56
  5. Step 5: Solve for x
    x = 178,116,221,742.56/366,923.55
  6. Step 6: Final answer
    x = 485,431.43

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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.