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Finding the Fourth Proportional to 2,516.65, 3,775.01 and 873.25

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Solution

The fourth proportional to 2,516.65, 3,775.01 and 873.25 is: 1,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.65 : 3,775.01 = 873.25 : x
  2. Step 2: Convert to fraction form
    2,516.65/3,775.01 = 873.25/x
  3. Step 3: Cross multiply
    2,516.65x = 3,775.01 × 873.25
  4. Step 4: Simplify right side
    2,516.65x = 3,296,509.88
  5. Step 5: Solve for x
    x = 3,296,509.88/2,516.65
  6. Step 6: Final answer
    x = 1,309.88

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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.