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Finding the Fourth Proportional to 266,050.50, 367,149.90 and 198,125.94

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Solution

The fourth proportional to 266,050.50, 367,149.90 and 198,125.94 is: 273,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,050.50 : 367,149.90 = 198,125.94 : x
  2. Step 2: Convert to fraction form
    266,050.50/367,149.90 = 198,125.94/x
  3. Step 3: Cross multiply
    266,050.50x = 367,149.90 × 198,125.94
  4. Step 4: Simplify right side
    266,050.50x = 72,741,919,058.41
  5. Step 5: Solve for x
    x = 72,741,919,058.41/266,050.50
  6. Step 6: Final answer
    x = 273,413.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.