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Finding the Fourth Proportional to 5,997.80, 8,996.70 and 5,560.40

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Solution

The fourth proportional to 5,997.80, 8,996.70 and 5,560.40 is: 8,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,997.80 : 8,996.70 = 5,560.40 : x
  2. Step 2: Convert to fraction form
    5,997.80/8,996.70 = 5,560.40/x
  3. Step 3: Cross multiply
    5,997.80x = 8,996.70 × 5,560.40
  4. Step 4: Simplify right side
    5,997.80x = 50,025,250.68
  5. Step 5: Solve for x
    x = 50,025,250.68/5,997.80
  6. Step 6: Final answer
    x = 8,340.60

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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.