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Finding the Fourth Proportional to 16,504.80, 24,760.40 and 8,296.80

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Solution

The fourth proportional to 16,504.80, 24,760.40 and 8,296.80 is: 12,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.80 : 24,760.40 = 8,296.80 : x
  2. Step 2: Convert to fraction form
    16,504.80/24,760.40 = 8,296.80/x
  3. Step 3: Cross multiply
    16,504.80x = 24,760.40 × 8,296.80
  4. Step 4: Simplify right side
    16,504.80x = 205,432,086.72
  5. Step 5: Solve for x
    x = 205,432,086.72/16,504.80
  6. Step 6: Final answer
    x = 12,446.81

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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.