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Finding the Fourth Proportional to 7,808.54, 10,753.83 and 7,308.25

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Solution

The fourth proportional to 7,808.54, 10,753.83 and 7,308.25 is: 10,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.54 : 10,753.83 = 7,308.25 : x
  2. Step 2: Convert to fraction form
    7,808.54/10,753.83 = 7,308.25/x
  3. Step 3: Cross multiply
    7,808.54x = 10,753.83 × 7,308.25
  4. Step 4: Simplify right side
    7,808.54x = 78,591,651.21
  5. Step 5: Solve for x
    x = 78,591,651.21/7,808.54
  6. Step 6: Final answer
    x = 10,064.84

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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.