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Finding the Fourth Proportional to 2,683.77, 3,699.19 and 1,799.29

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Solution

The fourth proportional to 2,683.77, 3,699.19 and 1,799.29 is: 2,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.77 : 3,699.19 = 1,799.29 : x
  2. Step 2: Convert to fraction form
    2,683.77/3,699.19 = 1,799.29/x
  3. Step 3: Cross multiply
    2,683.77x = 3,699.19 × 1,799.29
  4. Step 4: Simplify right side
    2,683.77x = 6,655,906.58
  5. Step 5: Solve for x
    x = 6,655,906.58/2,683.77
  6. Step 6: Final answer
    x = 2,480.06

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1.5x scale

Why These Related Problems?

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