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Finding the Fourth Proportional to 11,565.77, 17,348.70 and 2,800.67

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Solution

The fourth proportional to 11,565.77, 17,348.70 and 2,800.67 is: 4,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.77 : 17,348.70 = 2,800.67 : x
  2. Step 2: Convert to fraction form
    11,565.77/17,348.70 = 2,800.67/x
  3. Step 3: Cross multiply
    11,565.77x = 17,348.70 × 2,800.67
  4. Step 4: Simplify right side
    11,565.77x = 48,587,896.89
  5. Step 5: Solve for x
    x = 48,587,896.89/11,565.77
  6. Step 6: Final answer
    x = 4,201.01

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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.