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Finding the Fourth Proportional to 225.86, 337.46 and 173.51

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Solution

The fourth proportional to 225.86, 337.46 and 173.51 is: 259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.86 : 337.46 = 173.51 : x
  2. Step 2: Convert to fraction form
    225.86/337.46 = 173.51/x
  3. Step 3: Cross multiply
    225.86x = 337.46 × 173.51
  4. Step 4: Simplify right side
    225.86x = 58,550.13
  5. Step 5: Solve for x
    x = 58,550.13/225.86
  6. Step 6: Final answer
    x = 259.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.