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Finding the Fourth Proportional to 350.35, 483.49 and 192.99

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Solution

The fourth proportional to 350.35, 483.49 and 192.99 is: 266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.35 : 483.49 = 192.99 : x
  2. Step 2: Convert to fraction form
    350.35/483.49 = 192.99/x
  3. Step 3: Cross multiply
    350.35x = 483.49 × 192.99
  4. Step 4: Simplify right side
    350.35x = 93,308.74
  5. Step 5: Solve for x
    x = 93,308.74/350.35
  6. Step 6: Final answer
    x = 266.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.