Home / 377,828.20-567,179.70-228,237.40

Finding the Fourth Proportional to 377,828.20, 567,179.70 and 228,237.40

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Solution

The fourth proportional to 377,828.20, 567,179.70 and 228,237.40 is: 342,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,828.20 : 567,179.70 = 228,237.40 : x
  2. Step 2: Convert to fraction form
    377,828.20/567,179.70 = 228,237.40/x
  3. Step 3: Cross multiply
    377,828.20x = 567,179.70 × 228,237.40
  4. Step 4: Simplify right side
    377,828.20x = 129,451,620,060.78
  5. Step 5: Solve for x
    x = 129,451,620,060.78/377,828.20
  6. Step 6: Final answer
    x = 342,620.32

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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.