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Finding the Fourth Proportional to 4,012.54, 6,018.77 and 1,090.80

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Solution

The fourth proportional to 4,012.54, 6,018.77 and 1,090.80 is: 1,636.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.54 : 6,018.77 = 1,090.80 : x
  2. Step 2: Convert to fraction form
    4,012.54/6,018.77 = 1,090.80/x
  3. Step 3: Cross multiply
    4,012.54x = 6,018.77 × 1,090.80
  4. Step 4: Simplify right side
    4,012.54x = 6,565,277.04
  5. Step 5: Solve for x
    x = 6,565,277.04/4,012.54
  6. Step 6: Final answer
    x = 1,636.19

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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.