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Finding the Fourth Proportional to 5,630.81, 8,446.22 and 1,526.81

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Solution

The fourth proportional to 5,630.81, 8,446.22 and 1,526.81 is: 2,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.81 : 8,446.22 = 1,526.81 : x
  2. Step 2: Convert to fraction form
    5,630.81/8,446.22 = 1,526.81/x
  3. Step 3: Cross multiply
    5,630.81x = 8,446.22 × 1,526.81
  4. Step 4: Simplify right side
    5,630.81x = 12,895,798.09
  5. Step 5: Solve for x
    x = 12,895,798.09/5,630.81
  6. Step 6: Final answer
    x = 2,290.22

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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.