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Finding the Fourth Proportional to 363.84, 546.07 and 158.58

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Solution

The fourth proportional to 363.84, 546.07 and 158.58 is: 238.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.84 : 546.07 = 158.58 : x
  2. Step 2: Convert to fraction form
    363.84/546.07 = 158.58/x
  3. Step 3: Cross multiply
    363.84x = 546.07 × 158.58
  4. Step 4: Simplify right side
    363.84x = 86,593.05
  5. Step 5: Solve for x
    x = 86,593.05/363.84
  6. Step 6: Final answer
    x = 238.00

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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.