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Finding the Fourth Proportional to 8,477.46, 12,711.94 and 4,033.80

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Solution

The fourth proportional to 8,477.46, 12,711.94 and 4,033.80 is: 6,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.46 : 12,711.94 = 4,033.80 : x
  2. Step 2: Convert to fraction form
    8,477.46/12,711.94 = 4,033.80/x
  3. Step 3: Cross multiply
    8,477.46x = 12,711.94 × 4,033.80
  4. Step 4: Simplify right side
    8,477.46x = 51,277,413.49
  5. Step 5: Solve for x
    x = 51,277,413.49/8,477.46
  6. Step 6: Final answer
    x = 6,048.68

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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.