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Finding the Fourth Proportional to 322,062.36, 444,365.82 and 193,021.26

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Solution

The fourth proportional to 322,062.36, 444,365.82 and 193,021.26 is: 266,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,062.36 : 444,365.82 = 193,021.26 : x
  2. Step 2: Convert to fraction form
    322,062.36/444,365.82 = 193,021.26/x
  3. Step 3: Cross multiply
    322,062.36x = 444,365.82 × 193,021.26
  4. Step 4: Simplify right side
    322,062.36x = 85,772,050,477.33
  5. Step 5: Solve for x
    x = 85,772,050,477.33/322,062.36
  6. Step 6: Final answer
    x = 266,321.25

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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.