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Finding the Fourth Proportional to 368.23, 552.34 and 94.32

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Solution

The fourth proportional to 368.23, 552.34 and 94.32 is: 141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.23 : 552.34 = 94.32 : x
  2. Step 2: Convert to fraction form
    368.23/552.34 = 94.32/x
  3. Step 3: Cross multiply
    368.23x = 552.34 × 94.32
  4. Step 4: Simplify right side
    368.23x = 52,096.71
  5. Step 5: Solve for x
    x = 52,096.71/368.23
  6. Step 6: Final answer
    x = 141.48

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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.