Home / 603,676.37-905,556.45-204,182.09

Finding the Fourth Proportional to 603,676.37, 905,556.45 and 204,182.09

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Solution

The fourth proportional to 603,676.37, 905,556.45 and 204,182.09 is: 306,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,676.37 : 905,556.45 = 204,182.09 : x
  2. Step 2: Convert to fraction form
    603,676.37/905,556.45 = 204,182.09/x
  3. Step 3: Cross multiply
    603,676.37x = 905,556.45 × 204,182.09
  4. Step 4: Simplify right side
    603,676.37x = 184,898,404,046.20
  5. Step 5: Solve for x
    x = 184,898,404,046.20/603,676.37
  6. Step 6: Final answer
    x = 306,287.30

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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.