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Finding the Fourth Proportional to 1,480.83, 2,043.18 and 1,003.17

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Solution

The fourth proportional to 1,480.83, 2,043.18 and 1,003.17 is: 1,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.83 : 2,043.18 = 1,003.17 : x
  2. Step 2: Convert to fraction form
    1,480.83/2,043.18 = 1,003.17/x
  3. Step 3: Cross multiply
    1,480.83x = 2,043.18 × 1,003.17
  4. Step 4: Simplify right side
    1,480.83x = 2,049,653.05
  5. Step 5: Solve for x
    x = 2,049,653.05/1,480.83
  6. Step 6: Final answer
    x = 1,384.12

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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.