Home / 397,332.27-548,315.19-234,083.61

Finding the Fourth Proportional to 397,332.27, 548,315.19 and 234,083.61

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Solution

The fourth proportional to 397,332.27, 548,315.19 and 234,083.61 is: 323,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,332.27 : 548,315.19 = 234,083.61 : x
  2. Step 2: Convert to fraction form
    397,332.27/548,315.19 = 234,083.61/x
  3. Step 3: Cross multiply
    397,332.27x = 548,315.19 × 234,083.61
  4. Step 4: Simplify right side
    397,332.27x = 128,351,599,093.04
  5. Step 5: Solve for x
    x = 128,351,599,093.04/397,332.27
  6. Step 6: Final answer
    x = 323,033.41

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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.