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Finding the Fourth Proportional to 246.39, 369.59 and 192.93

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Solution

The fourth proportional to 246.39, 369.59 and 192.93 is: 289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.39 : 369.59 = 192.93 : x
  2. Step 2: Convert to fraction form
    246.39/369.59 = 192.93/x
  3. Step 3: Cross multiply
    246.39x = 369.59 × 192.93
  4. Step 4: Simplify right side
    246.39x = 71,304.03
  5. Step 5: Solve for x
    x = 71,304.03/246.39
  6. Step 6: Final answer
    x = 289.40

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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.