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Finding the Fourth Proportional to 632.05, 948.24 and 193.29

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Solution

The fourth proportional to 632.05, 948.24 and 193.29 is: 289.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.05 : 948.24 = 193.29 : x
  2. Step 2: Convert to fraction form
    632.05/948.24 = 193.29/x
  3. Step 3: Cross multiply
    632.05x = 948.24 × 193.29
  4. Step 4: Simplify right side
    632.05x = 183,285.31
  5. Step 5: Solve for x
    x = 183,285.31/632.05
  6. Step 6: Final answer
    x = 289.99

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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.