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Finding the Fourth Proportional to 2,002.48, 3,003.62 and 703.85

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Solution

The fourth proportional to 2,002.48, 3,003.62 and 703.85 is: 1,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.48 : 3,003.62 = 703.85 : x
  2. Step 2: Convert to fraction form
    2,002.48/3,003.62 = 703.85/x
  3. Step 3: Cross multiply
    2,002.48x = 3,003.62 × 703.85
  4. Step 4: Simplify right side
    2,002.48x = 2,114,079.40
  5. Step 5: Solve for x
    x = 2,114,079.40/2,002.48
  6. Step 6: Final answer
    x = 1,055.73

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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.