Home / 338,839.74-467,608.95-187,933.50

Finding the Fourth Proportional to 338,839.74, 467,608.95 and 187,933.50

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Solution

The fourth proportional to 338,839.74, 467,608.95 and 187,933.50 is: 259,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,839.74 : 467,608.95 = 187,933.50 : x
  2. Step 2: Convert to fraction form
    338,839.74/467,608.95 = 187,933.50/x
  3. Step 3: Cross multiply
    338,839.74x = 467,608.95 × 187,933.50
  4. Step 4: Simplify right side
    338,839.74x = 87,879,386,604.83
  5. Step 5: Solve for x
    x = 87,879,386,604.83/338,839.74
  6. Step 6: Final answer
    x = 259,353.84

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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.