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Finding the Fourth Proportional to 6,575.13, 9,072.60 and 3,885.97

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Solution

The fourth proportional to 6,575.13, 9,072.60 and 3,885.97 is: 5,362.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.13 : 9,072.60 = 3,885.97 : x
  2. Step 2: Convert to fraction form
    6,575.13/9,072.60 = 3,885.97/x
  3. Step 3: Cross multiply
    6,575.13x = 9,072.60 × 3,885.97
  4. Step 4: Simplify right side
    6,575.13x = 35,255,851.42
  5. Step 5: Solve for x
    x = 35,255,851.42/6,575.13
  6. Step 6: Final answer
    x = 5,362.00

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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.