Home / 325,974.51-449,938.64-196,892.46

Finding the Fourth Proportional to 325,974.51, 449,938.64 and 196,892.46

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Solution

The fourth proportional to 325,974.51, 449,938.64 and 196,892.46 is: 271,768.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,974.51 : 449,938.64 = 196,892.46 : x
  2. Step 2: Convert to fraction form
    325,974.51/449,938.64 = 196,892.46/x
  3. Step 3: Cross multiply
    325,974.51x = 449,938.64 × 196,892.46
  4. Step 4: Simplify right side
    325,974.51x = 88,589,526,170.89
  5. Step 5: Solve for x
    x = 88,589,526,170.89/325,974.51
  6. Step 6: Final answer
    x = 271,768.26

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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.