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Finding the Fourth Proportional to 2,541.83, 3,813.11 and 786.98

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Solution

The fourth proportional to 2,541.83, 3,813.11 and 786.98 is: 1,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.83 : 3,813.11 = 786.98 : x
  2. Step 2: Convert to fraction form
    2,541.83/3,813.11 = 786.98/x
  3. Step 3: Cross multiply
    2,541.83x = 3,813.11 × 786.98
  4. Step 4: Simplify right side
    2,541.83x = 3,000,818.31
  5. Step 5: Solve for x
    x = 3,000,818.31/2,541.83
  6. Step 6: Final answer
    x = 1,180.58

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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.