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Finding the Fourth Proportional to 401.36, 601.84 and 184.75

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Solution

The fourth proportional to 401.36, 601.84 and 184.75 is: 277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    401.36 : 601.84 = 184.75 : x
  2. Step 2: Convert to fraction form
    401.36/601.84 = 184.75/x
  3. Step 3: Cross multiply
    401.36x = 601.84 × 184.75
  4. Step 4: Simplify right side
    401.36x = 111,189.02
  5. Step 5: Solve for x
    x = 111,189.02/401.36
  6. Step 6: Final answer
    x = 277.03

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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.