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Finding the Fourth Proportional to 365.10, 504.18 and 234.35

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Solution

The fourth proportional to 365.10, 504.18 and 234.35 is: 323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.10 : 504.18 = 234.35 : x
  2. Step 2: Convert to fraction form
    365.10/504.18 = 234.35/x
  3. Step 3: Cross multiply
    365.10x = 504.18 × 234.35
  4. Step 4: Simplify right side
    365.10x = 118,152.06
  5. Step 5: Solve for x
    x = 118,152.06/365.10
  6. Step 6: Final answer
    x = 323.62

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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.