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Finding the Fourth Proportional to 368.55, 508.41 and 244.22

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Solution

The fourth proportional to 368.55, 508.41 and 244.22 is: 336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.55 : 508.41 = 244.22 : x
  2. Step 2: Convert to fraction form
    368.55/508.41 = 244.22/x
  3. Step 3: Cross multiply
    368.55x = 508.41 × 244.22
  4. Step 4: Simplify right side
    368.55x = 124,161.35
  5. Step 5: Solve for x
    x = 124,161.35/368.55
  6. Step 6: Final answer
    x = 336.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.