Home / 479,493.66-719,561.52-199,011.18

Finding the Fourth Proportional to 479,493.66, 719,561.52 and 199,011.18

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Solution

The fourth proportional to 479,493.66, 719,561.52 and 199,011.18 is: 298,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,493.66 : 719,561.52 = 199,011.18 : x
  2. Step 2: Convert to fraction form
    479,493.66/719,561.52 = 199,011.18/x
  3. Step 3: Cross multiply
    479,493.66x = 719,561.52 × 199,011.18
  4. Step 4: Simplify right side
    479,493.66x = 143,200,787,177.79
  5. Step 5: Solve for x
    x = 143,200,787,177.79/479,493.66
  6. Step 6: Final answer
    x = 298,650.01

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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.