Home / 479,457.24-718,998.87-179,774.52

Finding the Fourth Proportional to 479,457.24, 718,998.87 and 179,774.52

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Solution

The fourth proportional to 479,457.24, 718,998.87 and 179,774.52 is: 269,591.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,457.24 : 718,998.87 = 179,774.52 : x
  2. Step 2: Convert to fraction form
    479,457.24/718,998.87 = 179,774.52/x
  3. Step 3: Cross multiply
    479,457.24x = 718,998.87 × 179,774.52
  4. Step 4: Simplify right side
    479,457.24x = 129,257,676,734.79
  5. Step 5: Solve for x
    x = 129,257,676,734.79/479,457.24
  6. Step 6: Final answer
    x = 269,591.67

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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.