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Finding the Fourth Proportional to 532.63, 798.94 and 185.97

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Solution

The fourth proportional to 532.63, 798.94 and 185.97 is: 278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.63 : 798.94 = 185.97 : x
  2. Step 2: Convert to fraction form
    532.63/798.94 = 185.97/x
  3. Step 3: Cross multiply
    532.63x = 798.94 × 185.97
  4. Step 4: Simplify right side
    532.63x = 148,579.33
  5. Step 5: Solve for x
    x = 148,579.33/532.63
  6. Step 6: Final answer
    x = 278.96

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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.