Home / 938,144.19-1,407,202.92-228,173.52

Finding the Fourth Proportional to 938,144.19, 1,407,202.92 and 228,173.52

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Solution

The fourth proportional to 938,144.19, 1,407,202.92 and 228,173.52 is: 342,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,144.19 : 1,407,202.92 = 228,173.52 : x
  2. Step 2: Convert to fraction form
    938,144.19/1,407,202.92 = 228,173.52/x
  3. Step 3: Cross multiply
    938,144.19x = 1,407,202.92 × 228,173.52
  4. Step 4: Simplify right side
    938,144.19x = 321,086,443,610.68
  5. Step 5: Solve for x
    x = 321,086,443,610.68/938,144.19
  6. Step 6: Final answer
    x = 342,257.03

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1.5x scale

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.