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Finding the Fourth Proportional to 493,836.72, 740,160.36 and 227,232.24

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Solution

The fourth proportional to 493,836.72, 740,160.36 and 227,232.24 is: 340,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,836.72 : 740,160.36 = 227,232.24 : x
  2. Step 2: Convert to fraction form
    493,836.72/740,160.36 = 227,232.24/x
  3. Step 3: Cross multiply
    493,836.72x = 740,160.36 × 227,232.24
  4. Step 4: Simplify right side
    493,836.72x = 168,188,296,562.01
  5. Step 5: Solve for x
    x = 168,188,296,562.01/493,836.72
  6. Step 6: Final answer
    x = 340,574.71

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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.