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Finding the Fourth Proportional to 7,177.44, 9,883.44 and 6,654.72

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Solution

The fourth proportional to 7,177.44, 9,883.44 and 6,654.72 is: 9,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.44 : 9,883.44 = 6,654.72 : x
  2. Step 2: Convert to fraction form
    7,177.44/9,883.44 = 6,654.72/x
  3. Step 3: Cross multiply
    7,177.44x = 9,883.44 × 6,654.72
  4. Step 4: Simplify right side
    7,177.44x = 65,771,525.84
  5. Step 5: Solve for x
    x = 65,771,525.84/7,177.44
  6. Step 6: Final answer
    x = 9,163.65

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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.