Home / 417,828.19-576,616.13-236,536.83

Finding the Fourth Proportional to 417,828.19, 576,616.13 and 236,536.83

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Solution

The fourth proportional to 417,828.19, 576,616.13 and 236,536.83 is: 326,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,828.19 : 576,616.13 = 236,536.83 : x
  2. Step 2: Convert to fraction form
    417,828.19/576,616.13 = 236,536.83/x
  3. Step 3: Cross multiply
    417,828.19x = 576,616.13 × 236,536.83
  4. Step 4: Simplify right side
    417,828.19x = 136,390,951,517.07
  5. Step 5: Solve for x
    x = 136,390,951,517.07/417,828.19
  6. Step 6: Final answer
    x = 326,428.31

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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.