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Finding the Fourth Proportional to 365.04, 503.64 and 234.12

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Solution

The fourth proportional to 365.04, 503.64 and 234.12 is: 323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.04 : 503.64 = 234.12 : x
  2. Step 2: Convert to fraction form
    365.04/503.64 = 234.12/x
  3. Step 3: Cross multiply
    365.04x = 503.64 × 234.12
  4. Step 4: Simplify right side
    365.04x = 117,912.20
  5. Step 5: Solve for x
    x = 117,912.20/365.04
  6. Step 6: Final answer
    x = 323.01

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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.