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Finding the Fourth Proportional to 6,404.84, 8,838.60 and 3,610.34

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Solution

The fourth proportional to 6,404.84, 8,838.60 and 3,610.34 is: 4,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404.84 : 8,838.60 = 3,610.34 : x
  2. Step 2: Convert to fraction form
    6,404.84/8,838.60 = 3,610.34/x
  3. Step 3: Cross multiply
    6,404.84x = 8,838.60 × 3,610.34
  4. Step 4: Simplify right side
    6,404.84x = 31,910,351.12
  5. Step 5: Solve for x
    x = 31,910,351.12/6,404.84
  6. Step 6: Final answer
    x = 4,982.22

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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.