Home / 396,754.30-547,531.75-233,422.26

Finding the Fourth Proportional to 396,754.30, 547,531.75 and 233,422.26

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Solution

The fourth proportional to 396,754.30, 547,531.75 and 233,422.26 is: 322,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,754.30 : 547,531.75 = 233,422.26 : x
  2. Step 2: Convert to fraction form
    396,754.30/547,531.75 = 233,422.26/x
  3. Step 3: Cross multiply
    396,754.30x = 547,531.75 × 233,422.26
  4. Step 4: Simplify right side
    396,754.30x = 127,806,096,745.29
  5. Step 5: Solve for x
    x = 127,806,096,745.29/396,754.30
  6. Step 6: Final answer
    x = 322,129.08

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1.5x scale

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.