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Finding the Fourth Proportional to 296.69, 444.88 and 173.33

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Solution

The fourth proportional to 296.69, 444.88 and 173.33 is: 259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.69 : 444.88 = 173.33 : x
  2. Step 2: Convert to fraction form
    296.69/444.88 = 173.33/x
  3. Step 3: Cross multiply
    296.69x = 444.88 × 173.33
  4. Step 4: Simplify right side
    296.69x = 77,111.05
  5. Step 5: Solve for x
    x = 77,111.05/296.69
  6. Step 6: Final answer
    x = 259.90

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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.