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Finding the Fourth Proportional to 5,990.16, 8,982.90 and 2,291.16

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Solution

The fourth proportional to 5,990.16, 8,982.90 and 2,291.16 is: 3,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.16 : 8,982.90 = 2,291.16 : x
  2. Step 2: Convert to fraction form
    5,990.16/8,982.90 = 2,291.16/x
  3. Step 3: Cross multiply
    5,990.16x = 8,982.90 × 2,291.16
  4. Step 4: Simplify right side
    5,990.16x = 20,581,261.16
  5. Step 5: Solve for x
    x = 20,581,261.16/5,990.16
  6. Step 6: Final answer
    x = 3,435.84

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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.