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Finding the Fourth Proportional to 796.63, 1,195.04 and 248.95

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Solution

The fourth proportional to 796.63, 1,195.04 and 248.95 is: 373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.63 : 1,195.04 = 248.95 : x
  2. Step 2: Convert to fraction form
    796.63/1,195.04 = 248.95/x
  3. Step 3: Cross multiply
    796.63x = 1,195.04 × 248.95
  4. Step 4: Simplify right side
    796.63x = 297,505.21
  5. Step 5: Solve for x
    x = 297,505.21/796.63
  6. Step 6: Final answer
    x = 373.45

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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.