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Finding the Fourth Proportional to 1,808.88, 2,711.82 and 1,499.88

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Solution

The fourth proportional to 1,808.88, 2,711.82 and 1,499.88 is: 2,248.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.88 : 2,711.82 = 1,499.88 : x
  2. Step 2: Convert to fraction form
    1,808.88/2,711.82 = 1,499.88/x
  3. Step 3: Cross multiply
    1,808.88x = 2,711.82 × 1,499.88
  4. Step 4: Simplify right side
    1,808.88x = 4,067,404.58
  5. Step 5: Solve for x
    x = 4,067,404.58/1,808.88
  6. Step 6: Final answer
    x = 2,248.58

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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.