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Finding the Fourth Proportional to 373.25, 559.88 and 116.75

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Solution

The fourth proportional to 373.25, 559.88 and 116.75 is: 175.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.25 : 559.88 = 116.75 : x
  2. Step 2: Convert to fraction form
    373.25/559.88 = 116.75/x
  3. Step 3: Cross multiply
    373.25x = 559.88 × 116.75
  4. Step 4: Simplify right side
    373.25x = 65,365.41
  5. Step 5: Solve for x
    x = 65,365.41/373.25
  6. Step 6: Final answer
    x = 175.13

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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.