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Finding the Fourth Proportional to 6,552.08, 9,041.18 and 3,899.13

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Solution

The fourth proportional to 6,552.08, 9,041.18 and 3,899.13 is: 5,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.08 : 9,041.18 = 3,899.13 : x
  2. Step 2: Convert to fraction form
    6,552.08/9,041.18 = 3,899.13/x
  3. Step 3: Cross multiply
    6,552.08x = 9,041.18 × 3,899.13
  4. Step 4: Simplify right side
    6,552.08x = 35,252,716.68
  5. Step 5: Solve for x
    x = 35,252,716.68/6,552.08
  6. Step 6: Final answer
    x = 5,380.39

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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.