Home / 479,777.20-719,914.87-195,676.18

Finding the Fourth Proportional to 479,777.20, 719,914.87 and 195,676.18

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Solution

The fourth proportional to 479,777.20, 719,914.87 and 195,676.18 is: 293,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,777.20 : 719,914.87 = 195,676.18 : x
  2. Step 2: Convert to fraction form
    479,777.20/719,914.87 = 195,676.18/x
  3. Step 3: Cross multiply
    479,777.20x = 719,914.87 × 195,676.18
  4. Step 4: Simplify right side
    479,777.20x = 140,870,188,087.22
  5. Step 5: Solve for x
    x = 140,870,188,087.22/479,777.20
  6. Step 6: Final answer
    x = 293,615.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.