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Finding the Fourth Proportional to 483.86, 725.87 and 175.73

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Solution

The fourth proportional to 483.86, 725.87 and 175.73 is: 263.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.86 : 725.87 = 175.73 : x
  2. Step 2: Convert to fraction form
    483.86/725.87 = 175.73/x
  3. Step 3: Cross multiply
    483.86x = 725.87 × 175.73
  4. Step 4: Simplify right side
    483.86x = 127,552.63
  5. Step 5: Solve for x
    x = 127,552.63/483.86
  6. Step 6: Final answer
    x = 263.62

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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.