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Finding the Fourth Proportional to 5,662.51, 7,808.81 and 3,393.50

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Solution

The fourth proportional to 5,662.51, 7,808.81 and 3,393.50 is: 4,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.51 : 7,808.81 = 3,393.50 : x
  2. Step 2: Convert to fraction form
    5,662.51/7,808.81 = 3,393.50/x
  3. Step 3: Cross multiply
    5,662.51x = 7,808.81 × 3,393.50
  4. Step 4: Simplify right side
    5,662.51x = 26,499,166.17
  5. Step 5: Solve for x
    x = 26,499,166.17/5,662.51
  6. Step 6: Final answer
    x = 4,679.76

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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.