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Finding the Fourth Proportional to 624.04, 934.94 and 367.40

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Solution

The fourth proportional to 624.04, 934.94 and 367.40 is: 550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.04 : 934.94 = 367.40 : x
  2. Step 2: Convert to fraction form
    624.04/934.94 = 367.40/x
  3. Step 3: Cross multiply
    624.04x = 934.94 × 367.40
  4. Step 4: Simplify right side
    624.04x = 343,496.96
  5. Step 5: Solve for x
    x = 343,496.96/624.04
  6. Step 6: Final answer
    x = 550.44

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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.