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Finding the Fourth Proportional to 1,633.79, 2,250.83 and 1,337.33

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Solution

The fourth proportional to 1,633.79, 2,250.83 and 1,337.33 is: 1,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.79 : 2,250.83 = 1,337.33 : x
  2. Step 2: Convert to fraction form
    1,633.79/2,250.83 = 1,337.33/x
  3. Step 3: Cross multiply
    1,633.79x = 2,250.83 × 1,337.33
  4. Step 4: Simplify right side
    1,633.79x = 3,010,084.54
  5. Step 5: Solve for x
    x = 3,010,084.54/1,633.79
  6. Step 6: Final answer
    x = 1,842.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.