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Finding the Fourth Proportional to 7,541.99, 11,313.11 and 2,611.77

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Solution

The fourth proportional to 7,541.99, 11,313.11 and 2,611.77 is: 3,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.99 : 11,313.11 = 2,611.77 : x
  2. Step 2: Convert to fraction form
    7,541.99/11,313.11 = 2,611.77/x
  3. Step 3: Cross multiply
    7,541.99x = 11,313.11 × 2,611.77
  4. Step 4: Simplify right side
    7,541.99x = 29,547,228.25
  5. Step 5: Solve for x
    x = 29,547,228.25/7,541.99
  6. Step 6: Final answer
    x = 3,917.70

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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.