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Finding the Fourth Proportional to 444,584.85, 613,469.93 and 253,586.85

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Solution

The fourth proportional to 444,584.85, 613,469.93 and 253,586.85 is: 349,917.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,584.85 : 613,469.93 = 253,586.85 : x
  2. Step 2: Convert to fraction form
    444,584.85/613,469.93 = 253,586.85/x
  3. Step 3: Cross multiply
    444,584.85x = 613,469.93 × 253,586.85
  4. Step 4: Simplify right side
    444,584.85x = 155,567,907,118.42
  5. Step 5: Solve for x
    x = 155,567,907,118.42/444,584.85
  6. Step 6: Final answer
    x = 349,917.25

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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.