Home / 300,396.36-414,548.04-166,260.36

Finding the Fourth Proportional to 300,396.36, 414,548.04 and 166,260.36

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Solution

The fourth proportional to 300,396.36, 414,548.04 and 166,260.36 is: 229,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,396.36 : 414,548.04 = 166,260.36 : x
  2. Step 2: Convert to fraction form
    300,396.36/414,548.04 = 166,260.36/x
  3. Step 3: Cross multiply
    300,396.36x = 414,548.04 × 166,260.36
  4. Step 4: Simplify right side
    300,396.36x = 68,922,906,367.69
  5. Step 5: Solve for x
    x = 68,922,906,367.69/300,396.36
  6. Step 6: Final answer
    x = 229,439.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.