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Finding the Fourth Proportional to 6,007.86, 9,007.02 and 3,940.74

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Solution

The fourth proportional to 6,007.86, 9,007.02 and 3,940.74 is: 5,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,007.86 : 9,007.02 = 3,940.74 : x
  2. Step 2: Convert to fraction form
    6,007.86/9,007.02 = 3,940.74/x
  3. Step 3: Cross multiply
    6,007.86x = 9,007.02 × 3,940.74
  4. Step 4: Simplify right side
    6,007.86x = 35,494,323.99
  5. Step 5: Solve for x
    x = 35,494,323.99/6,007.86
  6. Step 6: Final answer
    x = 5,907.98

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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.