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Finding the Fourth Proportional to 7,441.79, 10,269.63 and 4,084.52

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Solution

The fourth proportional to 7,441.79, 10,269.63 and 4,084.52 is: 5,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.79 : 10,269.63 = 4,084.52 : x
  2. Step 2: Convert to fraction form
    7,441.79/10,269.63 = 4,084.52/x
  3. Step 3: Cross multiply
    7,441.79x = 10,269.63 × 4,084.52
  4. Step 4: Simplify right side
    7,441.79x = 41,946,509.13
  5. Step 5: Solve for x
    x = 41,946,509.13/7,441.79
  6. Step 6: Final answer
    x = 5,636.62

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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.