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Finding the Fourth Proportional to 2,017.86, 3,026.43 and 537.09

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Solution

The fourth proportional to 2,017.86, 3,026.43 and 537.09 is: 805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.86 : 3,026.43 = 537.09 : x
  2. Step 2: Convert to fraction form
    2,017.86/3,026.43 = 537.09/x
  3. Step 3: Cross multiply
    2,017.86x = 3,026.43 × 537.09
  4. Step 4: Simplify right side
    2,017.86x = 1,625,465.29
  5. Step 5: Solve for x
    x = 1,625,465.29/2,017.86
  6. Step 6: Final answer
    x = 805.54

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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.