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Finding the Fourth Proportional to 272.04, 407.58 and 241.92

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Solution

The fourth proportional to 272.04, 407.58 and 241.92 is: 362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.04 : 407.58 = 241.92 : x
  2. Step 2: Convert to fraction form
    272.04/407.58 = 241.92/x
  3. Step 3: Cross multiply
    272.04x = 407.58 × 241.92
  4. Step 4: Simplify right side
    272.04x = 98,601.75
  5. Step 5: Solve for x
    x = 98,601.75/272.04
  6. Step 6: Final answer
    x = 362.45

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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.