Home / 300,618.26-414,653.61-193,324.04

Finding the Fourth Proportional to 300,618.26, 414,653.61 and 193,324.04

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Solution

The fourth proportional to 300,618.26, 414,653.61 and 193,324.04 is: 266,658.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,618.26 : 414,653.61 = 193,324.04 : x
  2. Step 2: Convert to fraction form
    300,618.26/414,653.61 = 193,324.04/x
  3. Step 3: Cross multiply
    300,618.26x = 414,653.61 × 193,324.04
  4. Step 4: Simplify right side
    300,618.26x = 80,162,511,085.78
  5. Step 5: Solve for x
    x = 80,162,511,085.78/300,618.26
  6. Step 6: Final answer
    x = 266,658.82

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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.