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Finding the Fourth Proportional to 5,928.73, 8,879.99 and 3,842.42

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Solution

The fourth proportional to 5,928.73, 8,879.99 and 3,842.42 is: 5,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.73 : 8,879.99 = 3,842.42 : x
  2. Step 2: Convert to fraction form
    5,928.73/8,879.99 = 3,842.42/x
  3. Step 3: Cross multiply
    5,928.73x = 8,879.99 × 3,842.42
  4. Step 4: Simplify right side
    5,928.73x = 34,120,637.51
  5. Step 5: Solve for x
    x = 34,120,637.51/5,928.73
  6. Step 6: Final answer
    x = 5,755.14

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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.