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Finding the Fourth Proportional to 248,896.40, 374,122.20 and 244,230.80

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Solution

The fourth proportional to 248,896.40, 374,122.20 and 244,230.80 is: 367,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,896.40 : 374,122.20 = 244,230.80 : x
  2. Step 2: Convert to fraction form
    248,896.40/374,122.20 = 244,230.80/x
  3. Step 3: Cross multiply
    248,896.40x = 374,122.20 × 244,230.80
  4. Step 4: Simplify right side
    248,896.40x = 91,372,164,203.76
  5. Step 5: Solve for x
    x = 91,372,164,203.76/248,896.40
  6. Step 6: Final answer
    x = 367,109.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.