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Finding the Fourth Proportional to 8,896.58, 13,350.20 and 3,558.80

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Solution

The fourth proportional to 8,896.58, 13,350.20 and 3,558.80 is: 5,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.58 : 13,350.20 = 3,558.80 : x
  2. Step 2: Convert to fraction form
    8,896.58/13,350.20 = 3,558.80/x
  3. Step 3: Cross multiply
    8,896.58x = 13,350.20 × 3,558.80
  4. Step 4: Simplify right side
    8,896.58x = 47,510,607.22
  5. Step 5: Solve for x
    x = 47,510,607.22/8,896.58
  6. Step 6: Final answer
    x = 5,340.33

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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.