Home / 352,175.31-485,241.44-238,801.23

Finding the Fourth Proportional to 352,175.31, 485,241.44 and 238,801.23

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Solution

The fourth proportional to 352,175.31, 485,241.44 and 238,801.23 is: 329,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,175.31 : 485,241.44 = 238,801.23 : x
  2. Step 2: Convert to fraction form
    352,175.31/485,241.44 = 238,801.23/x
  3. Step 3: Cross multiply
    352,175.31x = 485,241.44 × 238,801.23
  4. Step 4: Simplify right side
    352,175.31x = 115,876,251,524.97
  5. Step 5: Solve for x
    x = 115,876,251,524.97/352,175.31
  6. Step 6: Final answer
    x = 329,030.03

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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.