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Finding the Fourth Proportional to 541,093.78, 810,267.62 and 324,817.92

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Solution

The fourth proportional to 541,093.78, 810,267.62 and 324,817.92 is: 486,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,093.78 : 810,267.62 = 324,817.92 : x
  2. Step 2: Convert to fraction form
    541,093.78/810,267.62 = 324,817.92/x
  3. Step 3: Cross multiply
    541,093.78x = 810,267.62 × 324,817.92
  4. Step 4: Simplify right side
    541,093.78x = 263,189,442,971.75
  5. Step 5: Solve for x
    x = 263,189,442,971.75/541,093.78
  6. Step 6: Final answer
    x = 486,402.64

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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.