Home / 347,234.20-479,201.78-194,263.24

Finding the Fourth Proportional to 347,234.20, 479,201.78 and 194,263.24

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Solution

The fourth proportional to 347,234.20, 479,201.78 and 194,263.24 is: 268,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,234.20 : 479,201.78 = 194,263.24 : x
  2. Step 2: Convert to fraction form
    347,234.20/479,201.78 = 194,263.24/x
  3. Step 3: Cross multiply
    347,234.20x = 479,201.78 × 194,263.24
  4. Step 4: Simplify right side
    347,234.20x = 93,091,290,396.57
  5. Step 5: Solve for x
    x = 93,091,290,396.57/347,234.20
  6. Step 6: Final answer
    x = 268,093.67

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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.