Home / 327,152.30-451,493.96-199,851.89

Finding the Fourth Proportional to 327,152.30, 451,493.96 and 199,851.89

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Solution

The fourth proportional to 327,152.30, 451,493.96 and 199,851.89 is: 275,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,152.30 : 451,493.96 = 199,851.89 : x
  2. Step 2: Convert to fraction form
    327,152.30/451,493.96 = 199,851.89/x
  3. Step 3: Cross multiply
    327,152.30x = 451,493.96 × 199,851.89
  4. Step 4: Simplify right side
    327,152.30x = 90,231,917,972.86
  5. Step 5: Solve for x
    x = 90,231,917,972.86/327,152.30
  6. Step 6: Final answer
    x = 275,810.13

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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.