Home / 347,578.41-479,618.55-194,595.33

Finding the Fourth Proportional to 347,578.41, 479,618.55 and 194,595.33

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Solution

The fourth proportional to 347,578.41, 479,618.55 and 194,595.33 is: 268,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,578.41 : 479,618.55 = 194,595.33 : x
  2. Step 2: Convert to fraction form
    347,578.41/479,618.55 = 194,595.33/x
  3. Step 3: Cross multiply
    347,578.41x = 479,618.55 × 194,595.33
  4. Step 4: Simplify right side
    347,578.41x = 93,331,530,011.37
  5. Step 5: Solve for x
    x = 93,331,530,011.37/347,578.41
  6. Step 6: Final answer
    x = 268,519.35

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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.