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Finding the Fourth Proportional to 2,462.96, 3,694.48 and 1,003.20

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Solution

The fourth proportional to 2,462.96, 3,694.48 and 1,003.20 is: 1,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.96 : 3,694.48 = 1,003.20 : x
  2. Step 2: Convert to fraction form
    2,462.96/3,694.48 = 1,003.20/x
  3. Step 3: Cross multiply
    2,462.96x = 3,694.48 × 1,003.20
  4. Step 4: Simplify right side
    2,462.96x = 3,706,302.34
  5. Step 5: Solve for x
    x = 3,706,302.34/2,462.96
  6. Step 6: Final answer
    x = 1,504.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.