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Finding the Fourth Proportional to 332.03, 458.09 and 200.99

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Solution

The fourth proportional to 332.03, 458.09 and 200.99 is: 277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.03 : 458.09 = 200.99 : x
  2. Step 2: Convert to fraction form
    332.03/458.09 = 200.99/x
  3. Step 3: Cross multiply
    332.03x = 458.09 × 200.99
  4. Step 4: Simplify right side
    332.03x = 92,072.01
  5. Step 5: Solve for x
    x = 92,072.01/332.03
  6. Step 6: Final answer
    x = 277.30

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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.