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Finding the Fourth Proportional to 1,677.17, 2,514.11 and 799.43

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Solution

The fourth proportional to 1,677.17, 2,514.11 and 799.43 is: 1,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.17 : 2,514.11 = 799.43 : x
  2. Step 2: Convert to fraction form
    1,677.17/2,514.11 = 799.43/x
  3. Step 3: Cross multiply
    1,677.17x = 2,514.11 × 799.43
  4. Step 4: Simplify right side
    1,677.17x = 2,009,838.39
  5. Step 5: Solve for x
    x = 2,009,838.39/1,677.17
  6. Step 6: Final answer
    x = 1,198.35

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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.