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Finding the Fourth Proportional to 6,451.84, 8,902.47 and 3,798.28

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Solution

The fourth proportional to 6,451.84, 8,902.47 and 3,798.28 is: 5,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.84 : 8,902.47 = 3,798.28 : x
  2. Step 2: Convert to fraction form
    6,451.84/8,902.47 = 3,798.28/x
  3. Step 3: Cross multiply
    6,451.84x = 8,902.47 × 3,798.28
  4. Step 4: Simplify right side
    6,451.84x = 33,814,073.75
  5. Step 5: Solve for x
    x = 33,814,073.75/6,451.84
  6. Step 6: Final answer
    x = 5,241.00

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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.