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Finding the Fourth Proportional to 244.86, 368.10 and 136.86

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Solution

The fourth proportional to 244.86, 368.10 and 136.86 is: 205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.86 : 368.10 = 136.86 : x
  2. Step 2: Convert to fraction form
    244.86/368.10 = 136.86/x
  3. Step 3: Cross multiply
    244.86x = 368.10 × 136.86
  4. Step 4: Simplify right side
    244.86x = 50,378.17
  5. Step 5: Solve for x
    x = 50,378.17/244.86
  6. Step 6: Final answer
    x = 205.74

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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.