Home / 412,216.91-618,179.56-196,050.19

Finding the Fourth Proportional to 412,216.91, 618,179.56 and 196,050.19

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Solution

The fourth proportional to 412,216.91, 618,179.56 and 196,050.19 is: 294,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,216.91 : 618,179.56 = 196,050.19 : x
  2. Step 2: Convert to fraction form
    412,216.91/618,179.56 = 196,050.19/x
  3. Step 3: Cross multiply
    412,216.91x = 618,179.56 × 196,050.19
  4. Step 4: Simplify right side
    412,216.91x = 121,194,220,192.12
  5. Step 5: Solve for x
    x = 121,194,220,192.12/412,216.91
  6. Step 6: Final answer
    x = 294,005.94

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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.