Home / 444,727.15-613,723.86-240,778.21

Finding the Fourth Proportional to 444,727.15, 613,723.86 and 240,778.21

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Solution

The fourth proportional to 444,727.15, 613,723.86 and 240,778.21 is: 332,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,727.15 : 613,723.86 = 240,778.21 : x
  2. Step 2: Convert to fraction form
    444,727.15/613,723.86 = 240,778.21/x
  3. Step 3: Cross multiply
    444,727.15x = 613,723.86 × 240,778.21
  4. Step 4: Simplify right side
    444,727.15x = 147,771,332,445.09
  5. Step 5: Solve for x
    x = 147,771,332,445.09/444,727.15
  6. Step 6: Final answer
    x = 332,274.14

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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.