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Finding the Fourth Proportional to 3,951.66, 5,927.70 and 3,370.71

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Solution

The fourth proportional to 3,951.66, 5,927.70 and 3,370.71 is: 5,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.66 : 5,927.70 = 3,370.71 : x
  2. Step 2: Convert to fraction form
    3,951.66/5,927.70 = 3,370.71/x
  3. Step 3: Cross multiply
    3,951.66x = 5,927.70 × 3,370.71
  4. Step 4: Simplify right side
    3,951.66x = 19,980,557.67
  5. Step 5: Solve for x
    x = 19,980,557.67/3,951.66
  6. Step 6: Final answer
    x = 5,056.24

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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.