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Finding the Fourth Proportional to 7,611.84, 10,504.20 and 4,299.84

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Solution

The fourth proportional to 7,611.84, 10,504.20 and 4,299.84 is: 5,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.84 : 10,504.20 = 4,299.84 : x
  2. Step 2: Convert to fraction form
    7,611.84/10,504.20 = 4,299.84/x
  3. Step 3: Cross multiply
    7,611.84x = 10,504.20 × 4,299.84
  4. Step 4: Simplify right side
    7,611.84x = 45,166,379.33
  5. Step 5: Solve for x
    x = 45,166,379.33/7,611.84
  6. Step 6: Final answer
    x = 5,933.70

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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.