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Finding the Fourth Proportional to 6,975.22, 9,619.37 and 4,740.43

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Solution

The fourth proportional to 6,975.22, 9,619.37 and 4,740.43 is: 6,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.22 : 9,619.37 = 4,740.43 : x
  2. Step 2: Convert to fraction form
    6,975.22/9,619.37 = 4,740.43/x
  3. Step 3: Cross multiply
    6,975.22x = 9,619.37 × 4,740.43
  4. Step 4: Simplify right side
    6,975.22x = 45,599,926.43
  5. Step 5: Solve for x
    x = 45,599,926.43/6,975.22
  6. Step 6: Final answer
    x = 6,537.42

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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.