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Finding the Fourth Proportional to 368.85, 508.58 and 244.42

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Solution

The fourth proportional to 368.85, 508.58 and 244.42 is: 337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.85 : 508.58 = 244.42 : x
  2. Step 2: Convert to fraction form
    368.85/508.58 = 244.42/x
  3. Step 3: Cross multiply
    368.85x = 508.58 × 244.42
  4. Step 4: Simplify right side
    368.85x = 124,305.55
  5. Step 5: Solve for x
    x = 124,305.55/368.85
  6. Step 6: Final answer
    x = 337.00

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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.