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Finding the Fourth Proportional to 1,469.50, 2,027.94 and 945.82

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Solution

The fourth proportional to 1,469.50, 2,027.94 and 945.82 is: 1,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.50 : 2,027.94 = 945.82 : x
  2. Step 2: Convert to fraction form
    1,469.50/2,027.94 = 945.82/x
  3. Step 3: Cross multiply
    1,469.50x = 2,027.94 × 945.82
  4. Step 4: Simplify right side
    1,469.50x = 1,918,066.21
  5. Step 5: Solve for x
    x = 1,918,066.21/1,469.50
  6. Step 6: Final answer
    x = 1,305.25

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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.