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Finding the Fourth Proportional to 3,259.89, 4,890.84 and 951.39

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Solution

The fourth proportional to 3,259.89, 4,890.84 and 951.39 is: 1,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.89 : 4,890.84 = 951.39 : x
  2. Step 2: Convert to fraction form
    3,259.89/4,890.84 = 951.39/x
  3. Step 3: Cross multiply
    3,259.89x = 4,890.84 × 951.39
  4. Step 4: Simplify right side
    3,259.89x = 4,653,096.27
  5. Step 5: Solve for x
    x = 4,653,096.27/3,259.89
  6. Step 6: Final answer
    x = 1,427.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.