Home / 338,512.06-467,128.65-195,263.56

Finding the Fourth Proportional to 338,512.06, 467,128.65 and 195,263.56

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Solution

The fourth proportional to 338,512.06, 467,128.65 and 195,263.56 is: 269,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,512.06 : 467,128.65 = 195,263.56 : x
  2. Step 2: Convert to fraction form
    338,512.06/467,128.65 = 195,263.56/x
  3. Step 3: Cross multiply
    338,512.06x = 467,128.65 × 195,263.56
  4. Step 4: Simplify right side
    338,512.06x = 91,213,203,176.99
  5. Step 5: Solve for x
    x = 91,213,203,176.99/338,512.06
  6. Step 6: Final answer
    x = 269,453.33

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1.5x scale

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.