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Finding the Fourth Proportional to 293.10, 441.48 and 266.37

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Solution

The fourth proportional to 293.10, 441.48 and 266.37 is: 401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.10 : 441.48 = 266.37 : x
  2. Step 2: Convert to fraction form
    293.10/441.48 = 266.37/x
  3. Step 3: Cross multiply
    293.10x = 441.48 × 266.37
  4. Step 4: Simplify right side
    293.10x = 117,597.03
  5. Step 5: Solve for x
    x = 117,597.03/293.10
  6. Step 6: Final answer
    x = 401.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.