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Finding the Fourth Proportional to 495.01, 683.09 and 273.95

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Solution

The fourth proportional to 495.01, 683.09 and 273.95 is: 378.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.01 : 683.09 = 273.95 : x
  2. Step 2: Convert to fraction form
    495.01/683.09 = 273.95/x
  3. Step 3: Cross multiply
    495.01x = 683.09 × 273.95
  4. Step 4: Simplify right side
    495.01x = 187,132.51
  5. Step 5: Solve for x
    x = 187,132.51/495.01
  6. Step 6: Final answer
    x = 378.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.