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Finding the Fourth Proportional to 5,923.08, 8,879.64 and 2,801.28

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Solution

The fourth proportional to 5,923.08, 8,879.64 and 2,801.28 is: 4,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.08 : 8,879.64 = 2,801.28 : x
  2. Step 2: Convert to fraction form
    5,923.08/8,879.64 = 2,801.28/x
  3. Step 3: Cross multiply
    5,923.08x = 8,879.64 × 2,801.28
  4. Step 4: Simplify right side
    5,923.08x = 24,874,357.94
  5. Step 5: Solve for x
    x = 24,874,357.94/5,923.08
  6. Step 6: Final answer
    x = 4,199.56

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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.