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Finding the Fourth Proportional to 591,709.05, 816,556.55 and 337,103.37

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Solution

The fourth proportional to 591,709.05, 816,556.55 and 337,103.37 is: 465,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,709.05 : 816,556.55 = 337,103.37 : x
  2. Step 2: Convert to fraction form
    591,709.05/816,556.55 = 337,103.37/x
  3. Step 3: Cross multiply
    591,709.05x = 816,556.55 × 337,103.37
  4. Step 4: Simplify right side
    591,709.05x = 275,263,963,115.06
  5. Step 5: Solve for x
    x = 275,263,963,115.06/591,709.05
  6. Step 6: Final answer
    x = 465,201.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.