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Finding the Fourth Proportional to 8,808.99, 13,192.56 and 7,238.04

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Solution

The fourth proportional to 8,808.99, 13,192.56 and 7,238.04 is: 10,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.99 : 13,192.56 = 7,238.04 : x
  2. Step 2: Convert to fraction form
    8,808.99/13,192.56 = 7,238.04/x
  3. Step 3: Cross multiply
    8,808.99x = 13,192.56 × 7,238.04
  4. Step 4: Simplify right side
    8,808.99x = 95,488,276.98
  5. Step 5: Solve for x
    x = 95,488,276.98/8,808.99
  6. Step 6: Final answer
    x = 10,839.87

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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.