Home / 338,728.50-467,444.62-195,488.54

Finding the Fourth Proportional to 338,728.50, 467,444.62 and 195,488.54

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Solution

The fourth proportional to 338,728.50, 467,444.62 and 195,488.54 is: 269,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,728.50 : 467,444.62 = 195,488.54 : x
  2. Step 2: Convert to fraction form
    338,728.50/467,444.62 = 195,488.54/x
  3. Step 3: Cross multiply
    338,728.50x = 467,444.62 × 195,488.54
  4. Step 4: Simplify right side
    338,728.50x = 91,380,066,974.55
  5. Step 5: Solve for x
    x = 91,380,066,974.55/338,728.50
  6. Step 6: Final answer
    x = 269,773.78

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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.