Home / 327,535.35-452,019.38-198,485.12

Finding the Fourth Proportional to 327,535.35, 452,019.38 and 198,485.12

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Solution

The fourth proportional to 327,535.35, 452,019.38 and 198,485.12 is: 273,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,535.35 : 452,019.38 = 198,485.12 : x
  2. Step 2: Convert to fraction form
    327,535.35/452,019.38 = 198,485.12/x
  3. Step 3: Cross multiply
    327,535.35x = 452,019.38 × 198,485.12
  4. Step 4: Simplify right side
    327,535.35x = 89,719,120,881.63
  5. Step 5: Solve for x
    x = 89,719,120,881.63/327,535.35
  6. Step 6: Final answer
    x = 273,921.95

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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.