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Finding the Fourth Proportional to 331,993.88, 458,153.01 and 181,094.12

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Solution

The fourth proportional to 331,993.88, 458,153.01 and 181,094.12 is: 249,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,993.88 : 458,153.01 = 181,094.12 : x
  2. Step 2: Convert to fraction form
    331,993.88/458,153.01 = 181,094.12/x
  3. Step 3: Cross multiply
    331,993.88x = 458,153.01 × 181,094.12
  4. Step 4: Simplify right side
    331,993.88x = 82,968,815,265.83
  5. Step 5: Solve for x
    x = 82,968,815,265.83/331,993.88
  6. Step 6: Final answer
    x = 249,910.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.