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Finding the Fourth Proportional to 3,337.83, 5,007.47 and 998.03

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Solution

The fourth proportional to 3,337.83, 5,007.47 and 998.03 is: 1,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.83 : 5,007.47 = 998.03 : x
  2. Step 2: Convert to fraction form
    3,337.83/5,007.47 = 998.03/x
  3. Step 3: Cross multiply
    3,337.83x = 5,007.47 × 998.03
  4. Step 4: Simplify right side
    3,337.83x = 4,997,575.26
  5. Step 5: Solve for x
    x = 4,997,575.26/3,337.83
  6. Step 6: Final answer
    x = 1,497.25

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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.