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Finding the Fourth Proportional to 5,369.44, 8,054.16 and 2,768.80

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Solution

The fourth proportional to 5,369.44, 8,054.16 and 2,768.80 is: 4,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.44 : 8,054.16 = 2,768.80 : x
  2. Step 2: Convert to fraction form
    5,369.44/8,054.16 = 2,768.80/x
  3. Step 3: Cross multiply
    5,369.44x = 8,054.16 × 2,768.80
  4. Step 4: Simplify right side
    5,369.44x = 22,300,358.21
  5. Step 5: Solve for x
    x = 22,300,358.21/5,369.44
  6. Step 6: Final answer
    x = 4,153.20

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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.