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Finding the Fourth Proportional to 6,274.20, 9,401.70 and 5,928.60

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Solution

The fourth proportional to 6,274.20, 9,401.70 and 5,928.60 is: 8,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.20 : 9,401.70 = 5,928.60 : x
  2. Step 2: Convert to fraction form
    6,274.20/9,401.70 = 5,928.60/x
  3. Step 3: Cross multiply
    6,274.20x = 9,401.70 × 5,928.60
  4. Step 4: Simplify right side
    6,274.20x = 55,738,918.62
  5. Step 5: Solve for x
    x = 55,738,918.62/6,274.20
  6. Step 6: Final answer
    x = 8,883.83

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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.