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Finding the Fourth Proportional to 5,981.44, 8,254.34 and 3,328.86

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Solution

The fourth proportional to 5,981.44, 8,254.34 and 3,328.86 is: 4,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.44 : 8,254.34 = 3,328.86 : x
  2. Step 2: Convert to fraction form
    5,981.44/8,254.34 = 3,328.86/x
  3. Step 3: Cross multiply
    5,981.44x = 8,254.34 × 3,328.86
  4. Step 4: Simplify right side
    5,981.44x = 27,477,542.25
  5. Step 5: Solve for x
    x = 27,477,542.25/5,981.44
  6. Step 6: Final answer
    x = 4,593.80

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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.