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Finding the Fourth Proportional to 8,328.04, 11,489.92 and 5,496.84

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Solution

The fourth proportional to 8,328.04, 11,489.92 and 5,496.84 is: 7,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.04 : 11,489.92 = 5,496.84 : x
  2. Step 2: Convert to fraction form
    8,328.04/11,489.92 = 5,496.84/x
  3. Step 3: Cross multiply
    8,328.04x = 11,489.92 × 5,496.84
  4. Step 4: Simplify right side
    8,328.04x = 63,158,251.85
  5. Step 5: Solve for x
    x = 63,158,251.85/8,328.04
  6. Step 6: Final answer
    x = 7,583.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.