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Finding the Fourth Proportional to 3,444.87, 5,168.93 and 2,621.91

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Solution

The fourth proportional to 3,444.87, 5,168.93 and 2,621.91 is: 3,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.87 : 5,168.93 = 2,621.91 : x
  2. Step 2: Convert to fraction form
    3,444.87/5,168.93 = 2,621.91/x
  3. Step 3: Cross multiply
    3,444.87x = 5,168.93 × 2,621.91
  4. Step 4: Simplify right side
    3,444.87x = 13,552,456.15
  5. Step 5: Solve for x
    x = 13,552,456.15/3,444.87
  6. Step 6: Final answer
    x = 3,934.10

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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.