Home / 618,816.06-928,224.81-169,540.83

Finding the Fourth Proportional to 618,816.06, 928,224.81 and 169,540.83

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Solution

The fourth proportional to 618,816.06, 928,224.81 and 169,540.83 is: 254,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,816.06 : 928,224.81 = 169,540.83 : x
  2. Step 2: Convert to fraction form
    618,816.06/928,224.81 = 169,540.83/x
  3. Step 3: Cross multiply
    618,816.06x = 928,224.81 × 169,540.83
  4. Step 4: Simplify right side
    618,816.06x = 157,372,004,713.99
  5. Step 5: Solve for x
    x = 157,372,004,713.99/618,816.06
  6. Step 6: Final answer
    x = 254,311.44

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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.