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Finding the Fourth Proportional to 5,988.87, 8,988.84 and 3,029.40

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Solution

The fourth proportional to 5,988.87, 8,988.84 and 3,029.40 is: 4,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.87 : 8,988.84 = 3,029.40 : x
  2. Step 2: Convert to fraction form
    5,988.87/8,988.84 = 3,029.40/x
  3. Step 3: Cross multiply
    5,988.87x = 8,988.84 × 3,029.40
  4. Step 4: Simplify right side
    5,988.87x = 27,230,791.90
  5. Step 5: Solve for x
    x = 27,230,791.90/5,988.87
  6. Step 6: Final answer
    x = 4,546.90

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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.