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Finding the Fourth Proportional to 5,907.81, 8,863.73 and 3,713.97

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Solution

The fourth proportional to 5,907.81, 8,863.73 and 3,713.97 is: 5,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.81 : 8,863.73 = 3,713.97 : x
  2. Step 2: Convert to fraction form
    5,907.81/8,863.73 = 3,713.97/x
  3. Step 3: Cross multiply
    5,907.81x = 8,863.73 × 3,713.97
  4. Step 4: Simplify right side
    5,907.81x = 32,919,608.74
  5. Step 5: Solve for x
    x = 32,919,608.74/5,907.81
  6. Step 6: Final answer
    x = 5,572.22

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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.