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Finding the Fourth Proportional to 6,162.42, 9,249.21 and 2,877.42

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Solution

The fourth proportional to 6,162.42, 9,249.21 and 2,877.42 is: 4,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.42 : 9,249.21 = 2,877.42 : x
  2. Step 2: Convert to fraction form
    6,162.42/9,249.21 = 2,877.42/x
  3. Step 3: Cross multiply
    6,162.42x = 9,249.21 × 2,877.42
  4. Step 4: Simplify right side
    6,162.42x = 26,613,861.84
  5. Step 5: Solve for x
    x = 26,613,861.84/6,162.42
  6. Step 6: Final answer
    x = 4,318.74

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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.