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Finding the Fourth Proportional to 368.41, 552.53 and 108.41

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Solution

The fourth proportional to 368.41, 552.53 and 108.41 is: 162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.41 : 552.53 = 108.41 : x
  2. Step 2: Convert to fraction form
    368.41/552.53 = 108.41/x
  3. Step 3: Cross multiply
    368.41x = 552.53 × 108.41
  4. Step 4: Simplify right side
    368.41x = 59,899.24
  5. Step 5: Solve for x
    x = 59,899.24/368.41
  6. Step 6: Final answer
    x = 162.59

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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.