Home / 417,872.22-576,632.17-236,542.58

Finding the Fourth Proportional to 417,872.22, 576,632.17 and 236,542.58

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Solution

The fourth proportional to 417,872.22, 576,632.17 and 236,542.58 is: 326,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,872.22 : 576,632.17 = 236,542.58 : x
  2. Step 2: Convert to fraction form
    417,872.22/576,632.17 = 236,542.58/x
  3. Step 3: Cross multiply
    417,872.22x = 576,632.17 × 236,542.58
  4. Step 4: Simplify right side
    417,872.22x = 136,398,059,447.14
  5. Step 5: Solve for x
    x = 136,398,059,447.14/417,872.22
  6. Step 6: Final answer
    x = 326,410.93

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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.