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Finding the Fourth Proportional to 532.73, 798.89 and 186

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Solution

The fourth proportional to 532.73, 798.89 and 186 is: 278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.73 : 798.89 = 186 : x
  2. Step 2: Convert to fraction form
    532.73/798.89 = 186/x
  3. Step 3: Cross multiply
    532.73x = 798.89 × 186
  4. Step 4: Simplify right side
    532.73x = 148,592.61
  5. Step 5: Solve for x
    x = 148,592.61/532.73
  6. Step 6: Final answer
    x = 278.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.