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Finding the Fourth Proportional to 268.10, 370.08 and 168.52

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Solution

The fourth proportional to 268.10, 370.08 and 168.52 is: 232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.10 : 370.08 = 168.52 : x
  2. Step 2: Convert to fraction form
    268.10/370.08 = 168.52/x
  3. Step 3: Cross multiply
    268.10x = 370.08 × 168.52
  4. Step 4: Simplify right side
    268.10x = 62,365.88
  5. Step 5: Solve for x
    x = 62,365.88/268.10
  6. Step 6: Final answer
    x = 232.62

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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.