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Finding the Fourth Proportional to 5,970.66, 8,240.22 and 3,581.34

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Solution

The fourth proportional to 5,970.66, 8,240.22 and 3,581.34 is: 4,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.66 : 8,240.22 = 3,581.34 : x
  2. Step 2: Convert to fraction form
    5,970.66/8,240.22 = 3,581.34/x
  3. Step 3: Cross multiply
    5,970.66x = 8,240.22 × 3,581.34
  4. Step 4: Simplify right side
    5,970.66x = 29,511,029.49
  5. Step 5: Solve for x
    x = 29,511,029.49/5,970.66
  6. Step 6: Final answer
    x = 4,942.67

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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.