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Finding the Fourth Proportional to 440.99, 608.56 and 244.49

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Solution

The fourth proportional to 440.99, 608.56 and 244.49 is: 337.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.99 : 608.56 = 244.49 : x
  2. Step 2: Convert to fraction form
    440.99/608.56 = 244.49/x
  3. Step 3: Cross multiply
    440.99x = 608.56 × 244.49
  4. Step 4: Simplify right side
    440.99x = 148,786.83
  5. Step 5: Solve for x
    x = 148,786.83/440.99
  6. Step 6: Final answer
    x = 337.39

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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.