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Finding the Fourth Proportional to 2,044.78, 3,066.94 and 583.90

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Solution

The fourth proportional to 2,044.78, 3,066.94 and 583.90 is: 875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.78 : 3,066.94 = 583.90 : x
  2. Step 2: Convert to fraction form
    2,044.78/3,066.94 = 583.90/x
  3. Step 3: Cross multiply
    2,044.78x = 3,066.94 × 583.90
  4. Step 4: Simplify right side
    2,044.78x = 1,790,786.27
  5. Step 5: Solve for x
    x = 1,790,786.27/2,044.78
  6. Step 6: Final answer
    x = 875.78

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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.