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Finding the Fourth Proportional to 350.38, 483.42 and 202.93

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Solution

The fourth proportional to 350.38, 483.42 and 202.93 is: 279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.38 : 483.42 = 202.93 : x
  2. Step 2: Convert to fraction form
    350.38/483.42 = 202.93/x
  3. Step 3: Cross multiply
    350.38x = 483.42 × 202.93
  4. Step 4: Simplify right side
    350.38x = 98,100.42
  5. Step 5: Solve for x
    x = 98,100.42/350.38
  6. Step 6: Final answer
    x = 279.98

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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.