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Finding the Fourth Proportional to 5,982.87, 8,261.21 and 5,352.28

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Solution

The fourth proportional to 5,982.87, 8,261.21 and 5,352.28 is: 7,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.87 : 8,261.21 = 5,352.28 : x
  2. Step 2: Convert to fraction form
    5,982.87/8,261.21 = 5,352.28/x
  3. Step 3: Cross multiply
    5,982.87x = 8,261.21 × 5,352.28
  4. Step 4: Simplify right side
    5,982.87x = 44,216,309.06
  5. Step 5: Solve for x
    x = 44,216,309.06/5,982.87
  6. Step 6: Final answer
    x = 7,390.48

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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.