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Finding the Fourth Proportional to 228,593.27, 343,100.39 and 116,353.69

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Solution

The fourth proportional to 228,593.27, 343,100.39 and 116,353.69 is: 174,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,593.27 : 343,100.39 = 116,353.69 : x
  2. Step 2: Convert to fraction form
    228,593.27/343,100.39 = 116,353.69/x
  3. Step 3: Cross multiply
    228,593.27x = 343,100.39 × 116,353.69
  4. Step 4: Simplify right side
    228,593.27x = 39,920,994,977.42
  5. Step 5: Solve for x
    x = 39,920,994,977.42/228,593.27
  6. Step 6: Final answer
    x = 174,637.66

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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.