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Finding the Fourth Proportional to 7,527.78, 11,290.86 and 2,596.86

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Solution

The fourth proportional to 7,527.78, 11,290.86 and 2,596.86 is: 3,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.78 : 11,290.86 = 2,596.86 : x
  2. Step 2: Convert to fraction form
    7,527.78/11,290.86 = 2,596.86/x
  3. Step 3: Cross multiply
    7,527.78x = 11,290.86 × 2,596.86
  4. Step 4: Simplify right side
    7,527.78x = 29,320,782.70
  5. Step 5: Solve for x
    x = 29,320,782.70/7,527.78
  6. Step 6: Final answer
    x = 3,895.01

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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.