Home / 396,263.16-594,413.57-126,419.96

Finding the Fourth Proportional to 396,263.16, 594,413.57 and 126,419.96

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Solution

The fourth proportional to 396,263.16, 594,413.57 and 126,419.96 is: 189,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,263.16 : 594,413.57 = 126,419.96 : x
  2. Step 2: Convert to fraction form
    396,263.16/594,413.57 = 126,419.96/x
  3. Step 3: Cross multiply
    396,263.16x = 594,413.57 × 126,419.96
  4. Step 4: Simplify right side
    396,263.16x = 75,145,736,138.69
  5. Step 5: Solve for x
    x = 75,145,736,138.69/396,263.16
  6. Step 6: Final answer
    x = 189,635.94

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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.