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Finding the Fourth Proportional to 5,939.20, 8,908.80 and 4,844.80

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Solution

The fourth proportional to 5,939.20, 8,908.80 and 4,844.80 is: 7,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.20 : 8,908.80 = 4,844.80 : x
  2. Step 2: Convert to fraction form
    5,939.20/8,908.80 = 4,844.80/x
  3. Step 3: Cross multiply
    5,939.20x = 8,908.80 × 4,844.80
  4. Step 4: Simplify right side
    5,939.20x = 43,161,354.24
  5. Step 5: Solve for x
    x = 43,161,354.24/5,939.20
  6. Step 6: Final answer
    x = 7,267.20

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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.