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Finding the Fourth Proportional to 624.82, 936.94 and 364.94

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Solution

The fourth proportional to 624.82, 936.94 and 364.94 is: 547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.82 : 936.94 = 364.94 : x
  2. Step 2: Convert to fraction form
    624.82/936.94 = 364.94/x
  3. Step 3: Cross multiply
    624.82x = 936.94 × 364.94
  4. Step 4: Simplify right side
    624.82x = 341,926.88
  5. Step 5: Solve for x
    x = 341,926.88/624.82
  6. Step 6: Final answer
    x = 547.24

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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.