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Finding the Fourth Proportional to 5,994.60, 8,271.78 and 4,423.40

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Solution

The fourth proportional to 5,994.60, 8,271.78 and 4,423.40 is: 6,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,994.60 : 8,271.78 = 4,423.40 : x
  2. Step 2: Convert to fraction form
    5,994.60/8,271.78 = 4,423.40/x
  3. Step 3: Cross multiply
    5,994.60x = 8,271.78 × 4,423.40
  4. Step 4: Simplify right side
    5,994.60x = 36,589,391.65
  5. Step 5: Solve for x
    x = 36,589,391.65/5,994.60
  6. Step 6: Final answer
    x = 6,103.73

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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.