Home / 341,401.20-471,293.10-198,133.56

Finding the Fourth Proportional to 341,401.20, 471,293.10 and 198,133.56

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Solution

The fourth proportional to 341,401.20, 471,293.10 and 198,133.56 is: 273,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,401.20 : 471,293.10 = 198,133.56 : x
  2. Step 2: Convert to fraction form
    341,401.20/471,293.10 = 198,133.56/x
  3. Step 3: Cross multiply
    341,401.20x = 471,293.10 × 198,133.56
  4. Step 4: Simplify right side
    341,401.20x = 93,378,979,706.44
  5. Step 5: Solve for x
    x = 93,378,979,706.44/341,401.20
  6. Step 6: Final answer
    x = 273,516.85

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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.