Home / 317,022.72-437,536.17-196,202.94

Finding the Fourth Proportional to 317,022.72, 437,536.17 and 196,202.94

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Solution

The fourth proportional to 317,022.72, 437,536.17 and 196,202.94 is: 270,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,022.72 : 437,536.17 = 196,202.94 : x
  2. Step 2: Convert to fraction form
    317,022.72/437,536.17 = 196,202.94/x
  3. Step 3: Cross multiply
    317,022.72x = 437,536.17 × 196,202.94
  4. Step 4: Simplify right side
    317,022.72x = 85,845,882,910.34
  5. Step 5: Solve for x
    x = 85,845,882,910.34/317,022.72
  6. Step 6: Final answer
    x = 270,787.79

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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.