Home / 324,405-447,674.04-181,167.12

Finding the Fourth Proportional to 324,405, 447,674.04 and 181,167.12

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Solution

The fourth proportional to 324,405, 447,674.04 and 181,167.12 is: 250,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,405 : 447,674.04 = 181,167.12 : x
  2. Step 2: Convert to fraction form
    324,405/447,674.04 = 181,167.12/x
  3. Step 3: Cross multiply
    324,405x = 447,674.04 × 181,167.12
  4. Step 4: Simplify right side
    324,405x = 81,103,816,525.56
  5. Step 5: Solve for x
    x = 81,103,816,525.56/324,405
  6. Step 6: Final answer
    x = 250,007.91

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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.