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Finding the Fourth Proportional to 5,715.95, 7,885.69 and 3,476.03

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Solution

The fourth proportional to 5,715.95, 7,885.69 and 3,476.03 is: 4,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.95 : 7,885.69 = 3,476.03 : x
  2. Step 2: Convert to fraction form
    5,715.95/7,885.69 = 3,476.03/x
  3. Step 3: Cross multiply
    5,715.95x = 7,885.69 × 3,476.03
  4. Step 4: Simplify right side
    5,715.95x = 27,410,846.89
  5. Step 5: Solve for x
    x = 27,410,846.89/5,715.95
  6. Step 6: Final answer
    x = 4,795.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.