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Finding the Fourth Proportional to 5,986.16, 8,260.88 and 3,333.60

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Solution

The fourth proportional to 5,986.16, 8,260.88 and 3,333.60 is: 4,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.16 : 8,260.88 = 3,333.60 : x
  2. Step 2: Convert to fraction form
    5,986.16/8,260.88 = 3,333.60/x
  3. Step 3: Cross multiply
    5,986.16x = 8,260.88 × 3,333.60
  4. Step 4: Simplify right side
    5,986.16x = 27,538,469.57
  5. Step 5: Solve for x
    x = 27,538,469.57/5,986.16
  6. Step 6: Final answer
    x = 4,600.36

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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.