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Finding the Fourth Proportional to 8,249.53, 12,374.28 and 2,326.40

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Solution

The fourth proportional to 8,249.53, 12,374.28 and 2,326.40 is: 3,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.53 : 12,374.28 = 2,326.40 : x
  2. Step 2: Convert to fraction form
    8,249.53/12,374.28 = 2,326.40/x
  3. Step 3: Cross multiply
    8,249.53x = 12,374.28 × 2,326.40
  4. Step 4: Simplify right side
    8,249.53x = 28,787,524.99
  5. Step 5: Solve for x
    x = 28,787,524.99/8,249.53
  6. Step 6: Final answer
    x = 3,489.60

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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.