Home / 322,541.81-445,119.11-177,358.65

Finding the Fourth Proportional to 322,541.81, 445,119.11 and 177,358.65

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Solution

The fourth proportional to 322,541.81, 445,119.11 and 177,358.65 is: 244,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,541.81 : 445,119.11 = 177,358.65 : x
  2. Step 2: Convert to fraction form
    322,541.81/445,119.11 = 177,358.65/x
  3. Step 3: Cross multiply
    322,541.81x = 445,119.11 × 177,358.65
  4. Step 4: Simplify right side
    322,541.81x = 78,945,723,552.01
  5. Step 5: Solve for x
    x = 78,945,723,552.01/322,541.81
  6. Step 6: Final answer
    x = 244,761.21

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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.