Home / 396,838.58-547,641.66-233,531.18

Finding the Fourth Proportional to 396,838.58, 547,641.66 and 233,531.18

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Solution

The fourth proportional to 396,838.58, 547,641.66 and 233,531.18 is: 322,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,838.58 : 547,641.66 = 233,531.18 : x
  2. Step 2: Convert to fraction form
    396,838.58/547,641.66 = 233,531.18/x
  3. Step 3: Cross multiply
    396,838.58x = 547,641.66 × 233,531.18
  4. Step 4: Simplify right side
    396,838.58x = 127,891,400,338.75
  5. Step 5: Solve for x
    x = 127,891,400,338.75/396,838.58
  6. Step 6: Final answer
    x = 322,275.63

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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.