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Finding the Fourth Proportional to 292,433.55, 439,168.73 and 226,035.15

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Solution

The fourth proportional to 292,433.55, 439,168.73 and 226,035.15 is: 339,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,433.55 : 439,168.73 = 226,035.15 : x
  2. Step 2: Convert to fraction form
    292,433.55/439,168.73 = 226,035.15/x
  3. Step 3: Cross multiply
    292,433.55x = 439,168.73 × 226,035.15
  4. Step 4: Simplify right side
    292,433.55x = 99,267,568,630.68
  5. Step 5: Solve for x
    x = 99,267,568,630.68/292,433.55
  6. Step 6: Final answer
    x = 339,453.42

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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.