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Finding the Fourth Proportional to 1,303.59, 1,799.24 and 744.15

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Solution

The fourth proportional to 1,303.59, 1,799.24 and 744.15 is: 1,027.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303.59 : 1,799.24 = 744.15 : x
  2. Step 2: Convert to fraction form
    1,303.59/1,799.24 = 744.15/x
  3. Step 3: Cross multiply
    1,303.59x = 1,799.24 × 744.15
  4. Step 4: Simplify right side
    1,303.59x = 1,338,900.73
  5. Step 5: Solve for x
    x = 1,338,900.73/1,303.59
  6. Step 6: Final answer
    x = 1,027.09

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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.