Home / 331,175.56-457,081.91-195,201.56

Finding the Fourth Proportional to 331,175.56, 457,081.91 and 195,201.56

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Solution

The fourth proportional to 331,175.56, 457,081.91 and 195,201.56 is: 269,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,175.56 : 457,081.91 = 195,201.56 : x
  2. Step 2: Convert to fraction form
    331,175.56/457,081.91 = 195,201.56/x
  3. Step 3: Cross multiply
    331,175.56x = 457,081.91 × 195,201.56
  4. Step 4: Simplify right side
    331,175.56x = 89,223,103,635.51
  5. Step 5: Solve for x
    x = 89,223,103,635.51/331,175.56
  6. Step 6: Final answer
    x = 269,413.31

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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.