Home / 353,326.43-487,546.17-238,854.14

Finding the Fourth Proportional to 353,326.43, 487,546.17 and 238,854.14

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Solution

The fourth proportional to 353,326.43, 487,546.17 and 238,854.14 is: 329,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,326.43 : 487,546.17 = 238,854.14 : x
  2. Step 2: Convert to fraction form
    353,326.43/487,546.17 = 238,854.14/x
  3. Step 3: Cross multiply
    353,326.43x = 487,546.17 × 238,854.14
  4. Step 4: Simplify right side
    353,326.43x = 116,452,418,707.91
  5. Step 5: Solve for x
    x = 116,452,418,707.91/353,326.43
  6. Step 6: Final answer
    x = 329,588.76

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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.