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Finding the Fourth Proportional to 8,304.88, 12,450.04 and 3,923.60

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Solution

The fourth proportional to 8,304.88, 12,450.04 and 3,923.60 is: 5,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.88 : 12,450.04 = 3,923.60 : x
  2. Step 2: Convert to fraction form
    8,304.88/12,450.04 = 3,923.60/x
  3. Step 3: Cross multiply
    8,304.88x = 12,450.04 × 3,923.60
  4. Step 4: Simplify right side
    8,304.88x = 48,848,976.94
  5. Step 5: Solve for x
    x = 48,848,976.94/8,304.88
  6. Step 6: Final answer
    x = 5,881.96

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1.5x scale

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.