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Finding the Fourth Proportional to 1,633.03, 2,449.51 and 400.41

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Solution

The fourth proportional to 1,633.03, 2,449.51 and 400.41 is: 600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.03 : 2,449.51 = 400.41 : x
  2. Step 2: Convert to fraction form
    1,633.03/2,449.51 = 400.41/x
  3. Step 3: Cross multiply
    1,633.03x = 2,449.51 × 400.41
  4. Step 4: Simplify right side
    1,633.03x = 980,808.30
  5. Step 5: Solve for x
    x = 980,808.30/1,633.03
  6. Step 6: Final answer
    x = 600.61

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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.