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Finding the Fourth Proportional to 297.41, 442.85 and 293.04

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Solution

The fourth proportional to 297.41, 442.85 and 293.04 is: 436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.41 : 442.85 = 293.04 : x
  2. Step 2: Convert to fraction form
    297.41/442.85 = 293.04/x
  3. Step 3: Cross multiply
    297.41x = 442.85 × 293.04
  4. Step 4: Simplify right side
    297.41x = 129,771.30
  5. Step 5: Solve for x
    x = 129,771.30/297.41
  6. Step 6: Final answer
    x = 436.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.