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Finding the Fourth Proportional to 262.04, 359.21 and 259.62

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Solution

The fourth proportional to 262.04, 359.21 and 259.62 is: 355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.04 : 359.21 = 259.62 : x
  2. Step 2: Convert to fraction form
    262.04/359.21 = 259.62/x
  3. Step 3: Cross multiply
    262.04x = 359.21 × 259.62
  4. Step 4: Simplify right side
    262.04x = 93,258.10
  5. Step 5: Solve for x
    x = 93,258.10/262.04
  6. Step 6: Final answer
    x = 355.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.