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Finding the Fourth Proportional to 444,610.26, 613,620.09 and 253,660.86

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Solution

The fourth proportional to 444,610.26, 613,620.09 and 253,660.86 is: 350,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,610.26 : 613,620.09 = 253,660.86 : x
  2. Step 2: Convert to fraction form
    444,610.26/613,620.09 = 253,660.86/x
  3. Step 3: Cross multiply
    444,610.26x = 613,620.09 × 253,660.86
  4. Step 4: Simplify right side
    444,610.26x = 155,651,399,742.68
  5. Step 5: Solve for x
    x = 155,651,399,742.68/444,610.26
  6. Step 6: Final answer
    x = 350,085.04

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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.