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Finding the Fourth Proportional to 6,792.80, 10,174.80 and 5,928.80

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Solution

The fourth proportional to 6,792.80, 10,174.80 and 5,928.80 is: 8,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.80 : 10,174.80 = 5,928.80 : x
  2. Step 2: Convert to fraction form
    6,792.80/10,174.80 = 5,928.80/x
  3. Step 3: Cross multiply
    6,792.80x = 10,174.80 × 5,928.80
  4. Step 4: Simplify right side
    6,792.80x = 60,324,354.24
  5. Step 5: Solve for x
    x = 60,324,354.24/6,792.80
  6. Step 6: Final answer
    x = 8,880.63

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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.