Home / 377,716.20-567,011.70-228,125.40

Finding the Fourth Proportional to 377,716.20, 567,011.70 and 228,125.40

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Solution

The fourth proportional to 377,716.20, 567,011.70 and 228,125.40 is: 342,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,716.20 : 567,011.70 = 228,125.40 : x
  2. Step 2: Convert to fraction form
    377,716.20/567,011.70 = 228,125.40/x
  3. Step 3: Cross multiply
    377,716.20x = 567,011.70 × 228,125.40
  4. Step 4: Simplify right side
    377,716.20x = 129,349,770,867.18
  5. Step 5: Solve for x
    x = 129,349,770,867.18/377,716.20
  6. Step 6: Final answer
    x = 342,452.27

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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.