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Finding the Fourth Proportional to 2,994.32, 4,489 and 1,350.32

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Solution

The fourth proportional to 2,994.32, 4,489 and 1,350.32 is: 2,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.32 : 4,489 = 1,350.32 : x
  2. Step 2: Convert to fraction form
    2,994.32/4,489 = 1,350.32/x
  3. Step 3: Cross multiply
    2,994.32x = 4,489 × 1,350.32
  4. Step 4: Simplify right side
    2,994.32x = 6,061,586.48
  5. Step 5: Solve for x
    x = 6,061,586.48/2,994.32
  6. Step 6: Final answer
    x = 2,024.36

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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.