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Finding the Fourth Proportional to 2,424.27, 3,630.93 and 1,123

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Solution

The fourth proportional to 2,424.27, 3,630.93 and 1,123 is: 1,681.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.27 : 3,630.93 = 1,123 : x
  2. Step 2: Convert to fraction form
    2,424.27/3,630.93 = 1,123/x
  3. Step 3: Cross multiply
    2,424.27x = 3,630.93 × 1,123
  4. Step 4: Simplify right side
    2,424.27x = 4,077,534.39
  5. Step 5: Solve for x
    x = 4,077,534.39/2,424.27
  6. Step 6: Final answer
    x = 1,681.96

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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.