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Finding the Fourth Proportional to 5,836.42, 8,754.75 and 3,255.78

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Solution

The fourth proportional to 5,836.42, 8,754.75 and 3,255.78 is: 4,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.42 : 8,754.75 = 3,255.78 : x
  2. Step 2: Convert to fraction form
    5,836.42/8,754.75 = 3,255.78/x
  3. Step 3: Cross multiply
    5,836.42x = 8,754.75 × 3,255.78
  4. Step 4: Simplify right side
    5,836.42x = 28,503,539.96
  5. Step 5: Solve for x
    x = 28,503,539.96/5,836.42
  6. Step 6: Final answer
    x = 4,883.74

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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.