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Finding the Fourth Proportional to 5,973.87, 8,960.81 and 1,591.35

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Solution

The fourth proportional to 5,973.87, 8,960.81 and 1,591.35 is: 2,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.87 : 8,960.81 = 1,591.35 : x
  2. Step 2: Convert to fraction form
    5,973.87/8,960.81 = 1,591.35/x
  3. Step 3: Cross multiply
    5,973.87x = 8,960.81 × 1,591.35
  4. Step 4: Simplify right side
    5,973.87x = 14,259,777.04
  5. Step 5: Solve for x
    x = 14,259,777.04/5,973.87
  6. Step 6: Final answer
    x = 2,387.03

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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.