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Finding the Fourth Proportional to 436,906.57, 655,614.60 and 184,171.59

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Solution

The fourth proportional to 436,906.57, 655,614.60 and 184,171.59 is: 276,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,906.57 : 655,614.60 = 184,171.59 : x
  2. Step 2: Convert to fraction form
    436,906.57/655,614.60 = 184,171.59/x
  3. Step 3: Cross multiply
    436,906.57x = 655,614.60 × 184,171.59
  4. Step 4: Simplify right side
    436,906.57x = 120,745,583,309.21
  5. Step 5: Solve for x
    x = 120,745,583,309.21/436,906.57
  6. Step 6: Final answer
    x = 276,364.77

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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.