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Finding the Fourth Proportional to 3,994.16, 5,989.04 and 1,653.52

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Solution

The fourth proportional to 3,994.16, 5,989.04 and 1,653.52 is: 2,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.16 : 5,989.04 = 1,653.52 : x
  2. Step 2: Convert to fraction form
    3,994.16/5,989.04 = 1,653.52/x
  3. Step 3: Cross multiply
    3,994.16x = 5,989.04 × 1,653.52
  4. Step 4: Simplify right side
    3,994.16x = 9,902,997.42
  5. Step 5: Solve for x
    x = 9,902,997.42/3,994.16
  6. Step 6: Final answer
    x = 2,479.37

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1.5x scale

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.