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Finding the Fourth Proportional to 483.96, 725.94 and 240.24

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Solution

The fourth proportional to 483.96, 725.94 and 240.24 is: 360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.96 : 725.94 = 240.24 : x
  2. Step 2: Convert to fraction form
    483.96/725.94 = 240.24/x
  3. Step 3: Cross multiply
    483.96x = 725.94 × 240.24
  4. Step 4: Simplify right side
    483.96x = 174,399.83
  5. Step 5: Solve for x
    x = 174,399.83/483.96
  6. Step 6: Final answer
    x = 360.36

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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.