Home / 327,217.74-490,735.88-207,196.62

Finding the Fourth Proportional to 327,217.74, 490,735.88 and 207,196.62

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Solution

The fourth proportional to 327,217.74, 490,735.88 and 207,196.62 is: 310,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,217.74 : 490,735.88 = 207,196.62 : x
  2. Step 2: Convert to fraction form
    327,217.74/490,735.88 = 207,196.62/x
  3. Step 3: Cross multiply
    327,217.74x = 490,735.88 × 207,196.62
  4. Step 4: Simplify right side
    327,217.74x = 101,678,815,648.73
  5. Step 5: Solve for x
    x = 101,678,815,648.73/327,217.74
  6. Step 6: Final answer
    x = 310,737.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.