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Finding the Fourth Proportional to 2,899.35, 4,001.09 and 1,573.02

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Solution

The fourth proportional to 2,899.35, 4,001.09 and 1,573.02 is: 2,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.35 : 4,001.09 = 1,573.02 : x
  2. Step 2: Convert to fraction form
    2,899.35/4,001.09 = 1,573.02/x
  3. Step 3: Cross multiply
    2,899.35x = 4,001.09 × 1,573.02
  4. Step 4: Simplify right side
    2,899.35x = 6,293,786.73
  5. Step 5: Solve for x
    x = 6,293,786.73/2,899.35
  6. Step 6: Final answer
    x = 2,170.76

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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.