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Finding the Fourth Proportional to 6,334.35, 8,739.27 and 4,099.06

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Solution

The fourth proportional to 6,334.35, 8,739.27 and 4,099.06 is: 5,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.35 : 8,739.27 = 4,099.06 : x
  2. Step 2: Convert to fraction form
    6,334.35/8,739.27 = 4,099.06/x
  3. Step 3: Cross multiply
    6,334.35x = 8,739.27 × 4,099.06
  4. Step 4: Simplify right side
    6,334.35x = 35,822,758.64
  5. Step 5: Solve for x
    x = 35,822,758.64/6,334.35
  6. Step 6: Final answer
    x = 5,655.31

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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.