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Finding the Fourth Proportional to 3,734.72, 5,152.84 and 2,409.18

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Solution

The fourth proportional to 3,734.72, 5,152.84 and 2,409.18 is: 3,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.72 : 5,152.84 = 2,409.18 : x
  2. Step 2: Convert to fraction form
    3,734.72/5,152.84 = 2,409.18/x
  3. Step 3: Cross multiply
    3,734.72x = 5,152.84 × 2,409.18
  4. Step 4: Simplify right side
    3,734.72x = 12,414,119.07
  5. Step 5: Solve for x
    x = 12,414,119.07/3,734.72
  6. Step 6: Final answer
    x = 3,323.98

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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.