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Finding the Fourth Proportional to 270,361.80, 404,692.38 and 185,626.08

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Solution

The fourth proportional to 270,361.80, 404,692.38 and 185,626.08 is: 277,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,361.80 : 404,692.38 = 185,626.08 : x
  2. Step 2: Convert to fraction form
    270,361.80/404,692.38 = 185,626.08/x
  3. Step 3: Cross multiply
    270,361.80x = 404,692.38 × 185,626.08
  4. Step 4: Simplify right side
    270,361.80x = 75,121,460,105.27
  5. Step 5: Solve for x
    x = 75,121,460,105.27/270,361.80
  6. Step 6: Final answer
    x = 277,855.30

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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.