Home / 347,733.51-479,884.11-194,778.24

Finding the Fourth Proportional to 347,733.51, 479,884.11 and 194,778.24

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Solution

The fourth proportional to 347,733.51, 479,884.11 and 194,778.24 is: 268,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,733.51 : 479,884.11 = 194,778.24 : x
  2. Step 2: Convert to fraction form
    347,733.51/479,884.11 = 194,778.24/x
  3. Step 3: Cross multiply
    347,733.51x = 479,884.11 × 194,778.24
  4. Step 4: Simplify right side
    347,733.51x = 93,470,978,976.45
  5. Step 5: Solve for x
    x = 93,470,978,976.45/347,733.51
  6. Step 6: Final answer
    x = 268,800.61

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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.