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Finding the Fourth Proportional to 5,960.97, 8,940.44 and 1,578.87

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Solution

The fourth proportional to 5,960.97, 8,940.44 and 1,578.87 is: 2,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.97 : 8,940.44 = 1,578.87 : x
  2. Step 2: Convert to fraction form
    5,960.97/8,940.44 = 1,578.87/x
  3. Step 3: Cross multiply
    5,960.97x = 8,940.44 × 1,578.87
  4. Step 4: Simplify right side
    5,960.97x = 14,115,784.61
  5. Step 5: Solve for x
    x = 14,115,784.61/5,960.97
  6. Step 6: Final answer
    x = 2,368.03

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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.