Home / 328,028.54-492,198.32-195,171.26

Finding the Fourth Proportional to 328,028.54, 492,198.32 and 195,171.26

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Solution

The fourth proportional to 328,028.54, 492,198.32 and 195,171.26 is: 292,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,028.54 : 492,198.32 = 195,171.26 : x
  2. Step 2: Convert to fraction form
    328,028.54/492,198.32 = 195,171.26/x
  3. Step 3: Cross multiply
    328,028.54x = 492,198.32 × 195,171.26
  4. Step 4: Simplify right side
    328,028.54x = 96,062,964,311.22
  5. Step 5: Solve for x
    x = 96,062,964,311.22/328,028.54
  6. Step 6: Final answer
    x = 292,849.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.