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Finding the Fourth Proportional to 437.44, 603.73 and 260.41

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Solution

The fourth proportional to 437.44, 603.73 and 260.41 is: 359.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.44 : 603.73 = 260.41 : x
  2. Step 2: Convert to fraction form
    437.44/603.73 = 260.41/x
  3. Step 3: Cross multiply
    437.44x = 603.73 × 260.41
  4. Step 4: Simplify right side
    437.44x = 157,220.53
  5. Step 5: Solve for x
    x = 157,220.53/437.44
  6. Step 6: Final answer
    x = 359.41

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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.