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Finding the Fourth Proportional to 1,951.59, 2,924.78 and 1,429.14

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Solution

The fourth proportional to 1,951.59, 2,924.78 and 1,429.14 is: 2,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.59 : 2,924.78 = 1,429.14 : x
  2. Step 2: Convert to fraction form
    1,951.59/2,924.78 = 1,429.14/x
  3. Step 3: Cross multiply
    1,951.59x = 2,924.78 × 1,429.14
  4. Step 4: Simplify right side
    1,951.59x = 4,179,912.94
  5. Step 5: Solve for x
    x = 4,179,912.94/1,951.59
  6. Step 6: Final answer
    x = 2,141.80

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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.