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Finding the Fourth Proportional to 5,656.49, 8,484.83 and 1,958.83

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Solution

The fourth proportional to 5,656.49, 8,484.83 and 1,958.83 is: 2,938.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.49 : 8,484.83 = 1,958.83 : x
  2. Step 2: Convert to fraction form
    5,656.49/8,484.83 = 1,958.83/x
  3. Step 3: Cross multiply
    5,656.49x = 8,484.83 × 1,958.83
  4. Step 4: Simplify right side
    5,656.49x = 16,620,315.89
  5. Step 5: Solve for x
    x = 16,620,315.89/5,656.49
  6. Step 6: Final answer
    x = 2,938.27

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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.