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Finding the Fourth Proportional to 6,848.78, 9,442.74 and 5,716.08

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Solution

The fourth proportional to 6,848.78, 9,442.74 and 5,716.08 is: 7,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.78 : 9,442.74 = 5,716.08 : x
  2. Step 2: Convert to fraction form
    6,848.78/9,442.74 = 5,716.08/x
  3. Step 3: Cross multiply
    6,848.78x = 9,442.74 × 5,716.08
  4. Step 4: Simplify right side
    6,848.78x = 53,975,457.26
  5. Step 5: Solve for x
    x = 53,975,457.26/6,848.78
  6. Step 6: Final answer
    x = 7,881.03

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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.