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Finding the Fourth Proportional to 291.44, 437.16 and 246.08

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Solution

The fourth proportional to 291.44, 437.16 and 246.08 is: 369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    291.44 : 437.16 = 246.08 : x
  2. Step 2: Convert to fraction form
    291.44/437.16 = 246.08/x
  3. Step 3: Cross multiply
    291.44x = 437.16 × 246.08
  4. Step 4: Simplify right side
    291.44x = 107,576.33
  5. Step 5: Solve for x
    x = 107,576.33/291.44
  6. Step 6: Final answer
    x = 369.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.