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Finding the Fourth Proportional to 331,900.23, 497,850.45 and 82,582.23

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Solution

The fourth proportional to 331,900.23, 497,850.45 and 82,582.23 is: 123,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,900.23 : 497,850.45 = 82,582.23 : x
  2. Step 2: Convert to fraction form
    331,900.23/497,850.45 = 82,582.23/x
  3. Step 3: Cross multiply
    331,900.23x = 497,850.45 × 82,582.23
  4. Step 4: Simplify right side
    331,900.23x = 41,113,600,367.50
  5. Step 5: Solve for x
    x = 41,113,600,367.50/331,900.23
  6. Step 6: Final answer
    x = 123,873.37

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