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Finding the Fourth Proportional to 425.25, 586.85 and 241.25

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Solution

The fourth proportional to 425.25, 586.85 and 241.25 is: 332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    425.25 : 586.85 = 241.25 : x
  2. Step 2: Convert to fraction form
    425.25/586.85 = 241.25/x
  3. Step 3: Cross multiply
    425.25x = 586.85 × 241.25
  4. Step 4: Simplify right side
    425.25x = 141,576.36
  5. Step 5: Solve for x
    x = 141,576.36/425.25
  6. Step 6: Final answer
    x = 332.93

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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.