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Finding the Fourth Proportional to 5,774.95, 8,662.35 and 1,392.37

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Solution

The fourth proportional to 5,774.95, 8,662.35 and 1,392.37 is: 2,088.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.95 : 8,662.35 = 1,392.37 : x
  2. Step 2: Convert to fraction form
    5,774.95/8,662.35 = 1,392.37/x
  3. Step 3: Cross multiply
    5,774.95x = 8,662.35 × 1,392.37
  4. Step 4: Simplify right side
    5,774.95x = 12,061,189.31
  5. Step 5: Solve for x
    x = 12,061,189.31/5,774.95
  6. Step 6: Final answer
    x = 2,088.54

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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.