Home / 443,289.08-664,999.24-162,784.46

Finding the Fourth Proportional to 443,289.08, 664,999.24 and 162,784.46

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Solution

The fourth proportional to 443,289.08, 664,999.24 and 162,784.46 is: 244,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,289.08 : 664,999.24 = 162,784.46 : x
  2. Step 2: Convert to fraction form
    443,289.08/664,999.24 = 162,784.46/x
  3. Step 3: Cross multiply
    443,289.08x = 664,999.24 × 162,784.46
  4. Step 4: Simplify right side
    443,289.08x = 108,251,542,183.81
  5. Step 5: Solve for x
    x = 108,251,542,183.81/443,289.08
  6. Step 6: Final answer
    x = 244,200.79

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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.