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Finding the Fourth Proportional to 5,663.84, 8,501.52 and 3,809.12

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Solution

The fourth proportional to 5,663.84, 8,501.52 and 3,809.12 is: 5,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.84 : 8,501.52 = 3,809.12 : x
  2. Step 2: Convert to fraction form
    5,663.84/8,501.52 = 3,809.12/x
  3. Step 3: Cross multiply
    5,663.84x = 8,501.52 × 3,809.12
  4. Step 4: Simplify right side
    5,663.84x = 32,383,309.86
  5. Step 5: Solve for x
    x = 32,383,309.86/5,663.84
  6. Step 6: Final answer
    x = 5,717.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.