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Finding the Fourth Proportional to 295, 441.87 and 173.05

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Solution

The fourth proportional to 295, 441.87 and 173.05 is: 259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295 : 441.87 = 173.05 : x
  2. Step 2: Convert to fraction form
    295/441.87 = 173.05/x
  3. Step 3: Cross multiply
    295x = 441.87 × 173.05
  4. Step 4: Simplify right side
    295x = 76,465.60
  5. Step 5: Solve for x
    x = 76,465.60/295
  6. Step 6: Final answer
    x = 259.21

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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.