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Finding the Fourth Proportional to 431.18, 594.98 and 244.63

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Solution

The fourth proportional to 431.18, 594.98 and 244.63 is: 337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    431.18 : 594.98 = 244.63 : x
  2. Step 2: Convert to fraction form
    431.18/594.98 = 244.63/x
  3. Step 3: Cross multiply
    431.18x = 594.98 × 244.63
  4. Step 4: Simplify right side
    431.18x = 145,549.96
  5. Step 5: Solve for x
    x = 145,549.96/431.18
  6. Step 6: Final answer
    x = 337.56

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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.