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Finding the Fourth Proportional to 5,624.82, 7,764.51 and 3,388.62

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Solution

The fourth proportional to 5,624.82, 7,764.51 and 3,388.62 is: 4,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.82 : 7,764.51 = 3,388.62 : x
  2. Step 2: Convert to fraction form
    5,624.82/7,764.51 = 3,388.62/x
  3. Step 3: Cross multiply
    5,624.82x = 7,764.51 × 3,388.62
  4. Step 4: Simplify right side
    5,624.82x = 26,310,973.88
  5. Step 5: Solve for x
    x = 26,310,973.88/5,624.82
  6. Step 6: Final answer
    x = 4,677.66

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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.