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Finding the Fourth Proportional to 373.07, 515.13 and 268.37

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Solution

The fourth proportional to 373.07, 515.13 and 268.37 is: 370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.07 : 515.13 = 268.37 : x
  2. Step 2: Convert to fraction form
    373.07/515.13 = 268.37/x
  3. Step 3: Cross multiply
    373.07x = 515.13 × 268.37
  4. Step 4: Simplify right side
    373.07x = 138,245.44
  5. Step 5: Solve for x
    x = 138,245.44/373.07
  6. Step 6: Final answer
    x = 370.57

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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.