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Finding the Fourth Proportional to 4,868.28, 6,704.07 and 4,229.92

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Solution

The fourth proportional to 4,868.28, 6,704.07 and 4,229.92 is: 5,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.28 : 6,704.07 = 4,229.92 : x
  2. Step 2: Convert to fraction form
    4,868.28/6,704.07 = 4,229.92/x
  3. Step 3: Cross multiply
    4,868.28x = 6,704.07 × 4,229.92
  4. Step 4: Simplify right side
    4,868.28x = 28,357,679.77
  5. Step 5: Solve for x
    x = 28,357,679.77/4,868.28
  6. Step 6: Final answer
    x = 5,824.99

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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.