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Finding the Fourth Proportional to 5,774.94, 8,663.18 and 1,878.03

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Solution

The fourth proportional to 5,774.94, 8,663.18 and 1,878.03 is: 2,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.94 : 8,663.18 = 1,878.03 : x
  2. Step 2: Convert to fraction form
    5,774.94/8,663.18 = 1,878.03/x
  3. Step 3: Cross multiply
    5,774.94x = 8,663.18 × 1,878.03
  4. Step 4: Simplify right side
    5,774.94x = 16,269,702.55
  5. Step 5: Solve for x
    x = 16,269,702.55/5,774.94
  6. Step 6: Final answer
    x = 2,817.29

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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.