Home / 347,579.42-479,619.92-194,596.34

Finding the Fourth Proportional to 347,579.42, 479,619.92 and 194,596.34

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Solution

The fourth proportional to 347,579.42, 479,619.92 and 194,596.34 is: 268,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,579.42 : 479,619.92 = 194,596.34 : x
  2. Step 2: Convert to fraction form
    347,579.42/479,619.92 = 194,596.34/x
  3. Step 3: Cross multiply
    347,579.42x = 479,619.92 × 194,596.34
  4. Step 4: Simplify right side
    347,579.42x = 93,332,281,023.09
  5. Step 5: Solve for x
    x = 93,332,281,023.09/347,579.42
  6. Step 6: Final answer
    x = 268,520.73

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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.