Home / 327,743.03-452,308.12-198,686.95

Finding the Fourth Proportional to 327,743.03, 452,308.12 and 198,686.95

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Solution

The fourth proportional to 327,743.03, 452,308.12 and 198,686.95 is: 274,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,743.03 : 452,308.12 = 198,686.95 : x
  2. Step 2: Convert to fraction form
    327,743.03/452,308.12 = 198,686.95/x
  3. Step 3: Cross multiply
    327,743.03x = 452,308.12 × 198,686.95
  4. Step 4: Simplify right side
    327,743.03x = 89,867,719,195.55
  5. Step 5: Solve for x
    x = 89,867,719,195.55/327,743.03
  6. Step 6: Final answer
    x = 274,201.77

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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.