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Finding the Fourth Proportional to 3,994.24, 5,993 and 1,802.40

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Solution

The fourth proportional to 3,994.24, 5,993 and 1,802.40 is: 2,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.24 : 5,993 = 1,802.40 : x
  2. Step 2: Convert to fraction form
    3,994.24/5,993 = 1,802.40/x
  3. Step 3: Cross multiply
    3,994.24x = 5,993 × 1,802.40
  4. Step 4: Simplify right side
    3,994.24x = 10,801,783.20
  5. Step 5: Solve for x
    x = 10,801,783.20/3,994.24
  6. Step 6: Final answer
    x = 2,704.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.