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Finding the Fourth Proportional to 11,274.40, 16,911.60 and 4,700.52

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Solution

The fourth proportional to 11,274.40, 16,911.60 and 4,700.52 is: 7,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.40 : 16,911.60 = 4,700.52 : x
  2. Step 2: Convert to fraction form
    11,274.40/16,911.60 = 4,700.52/x
  3. Step 3: Cross multiply
    11,274.40x = 16,911.60 × 4,700.52
  4. Step 4: Simplify right side
    11,274.40x = 79,493,314.03
  5. Step 5: Solve for x
    x = 79,493,314.03/11,274.40
  6. Step 6: Final answer
    x = 7,050.78

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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.