Home / 726,468.48-1,089,426.24-332,208

Finding the Fourth Proportional to 726,468.48, 1,089,426.24 and 332,208

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Solution

The fourth proportional to 726,468.48, 1,089,426.24 and 332,208 is: 498,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,468.48 : 1,089,426.24 = 332,208 : x
  2. Step 2: Convert to fraction form
    726,468.48/1,089,426.24 = 332,208/x
  3. Step 3: Cross multiply
    726,468.48x = 1,089,426.24 × 332,208
  4. Step 4: Simplify right side
    726,468.48x = 361,916,112,337.92
  5. Step 5: Solve for x
    x = 361,916,112,337.92/726,468.48
  6. Step 6: Final answer
    x = 498,185.57

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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.