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Finding the Fourth Proportional to 2,784.98, 4,177.34 and 1,141.12

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Solution

The fourth proportional to 2,784.98, 4,177.34 and 1,141.12 is: 1,711.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.98 : 4,177.34 = 1,141.12 : x
  2. Step 2: Convert to fraction form
    2,784.98/4,177.34 = 1,141.12/x
  3. Step 3: Cross multiply
    2,784.98x = 4,177.34 × 1,141.12
  4. Step 4: Simplify right side
    2,784.98x = 4,766,846.22
  5. Step 5: Solve for x
    x = 4,766,846.22/2,784.98
  6. Step 6: Final answer
    x = 1,711.63

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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.