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Finding the Fourth Proportional to 5,991.85, 8,990.56 and 2,292.86

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Solution

The fourth proportional to 5,991.85, 8,990.56 and 2,292.86 is: 3,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.85 : 8,990.56 = 2,292.86 : x
  2. Step 2: Convert to fraction form
    5,991.85/8,990.56 = 2,292.86/x
  3. Step 3: Cross multiply
    5,991.85x = 8,990.56 × 2,292.86
  4. Step 4: Simplify right side
    5,991.85x = 20,614,038.98
  5. Step 5: Solve for x
    x = 20,614,038.98/5,991.85
  6. Step 6: Final answer
    x = 3,440.35

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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.