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Finding the Fourth Proportional to 2,267.33, 3,129.47 and 1,788.50

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Solution

The fourth proportional to 2,267.33, 3,129.47 and 1,788.50 is: 2,468.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.33 : 3,129.47 = 1,788.50 : x
  2. Step 2: Convert to fraction form
    2,267.33/3,129.47 = 1,788.50/x
  3. Step 3: Cross multiply
    2,267.33x = 3,129.47 × 1,788.50
  4. Step 4: Simplify right side
    2,267.33x = 5,597,057.10
  5. Step 5: Solve for x
    x = 5,597,057.10/2,267.33
  6. Step 6: Final answer
    x = 2,468.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.