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Finding the Fourth Proportional to 250.73, 375.77 and 173.57

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Solution

The fourth proportional to 250.73, 375.77 and 173.57 is: 260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.73 : 375.77 = 173.57 : x
  2. Step 2: Convert to fraction form
    250.73/375.77 = 173.57/x
  3. Step 3: Cross multiply
    250.73x = 375.77 × 173.57
  4. Step 4: Simplify right side
    250.73x = 65,222.40
  5. Step 5: Solve for x
    x = 65,222.40/250.73
  6. Step 6: Final answer
    x = 260.13

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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.