Home / 237,600.23-356,400.21-221,853.83

Finding the Fourth Proportional to 237,600.23, 356,400.21 and 221,853.83

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Solution

The fourth proportional to 237,600.23, 356,400.21 and 221,853.83 is: 332,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,600.23 : 356,400.21 = 221,853.83 : x
  2. Step 2: Convert to fraction form
    237,600.23/356,400.21 = 221,853.83/x
  3. Step 3: Cross multiply
    237,600.23x = 356,400.21 × 221,853.83
  4. Step 4: Simplify right side
    237,600.23x = 79,068,751,601.30
  5. Step 5: Solve for x
    x = 79,068,751,601.30/237,600.23
  6. Step 6: Final answer
    x = 332,780.62

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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.