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Finding the Fourth Proportional to 7,717.41, 11,576.12 and 1,873.98

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Solution

The fourth proportional to 7,717.41, 11,576.12 and 1,873.98 is: 2,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.41 : 11,576.12 = 1,873.98 : x
  2. Step 2: Convert to fraction form
    7,717.41/11,576.12 = 1,873.98/x
  3. Step 3: Cross multiply
    7,717.41x = 11,576.12 × 1,873.98
  4. Step 4: Simplify right side
    7,717.41x = 21,693,407.99
  5. Step 5: Solve for x
    x = 21,693,407.99/7,717.41
  6. Step 6: Final answer
    x = 2,810.97

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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.