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Finding the Fourth Proportional to 6,103.34, 8,422.70 and 3,308.84

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Solution

The fourth proportional to 6,103.34, 8,422.70 and 3,308.84 is: 4,566.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.34 : 8,422.70 = 3,308.84 : x
  2. Step 2: Convert to fraction form
    6,103.34/8,422.70 = 3,308.84/x
  3. Step 3: Cross multiply
    6,103.34x = 8,422.70 × 3,308.84
  4. Step 4: Simplify right side
    6,103.34x = 27,869,366.67
  5. Step 5: Solve for x
    x = 27,869,366.67/6,103.34
  6. Step 6: Final answer
    x = 4,566.25

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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.