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Finding the Fourth Proportional to 1,822.62, 2,733.36 and 589.74

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Solution

The fourth proportional to 1,822.62, 2,733.36 and 589.74 is: 884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.62 : 2,733.36 = 589.74 : x
  2. Step 2: Convert to fraction form
    1,822.62/2,733.36 = 589.74/x
  3. Step 3: Cross multiply
    1,822.62x = 2,733.36 × 589.74
  4. Step 4: Simplify right side
    1,822.62x = 1,611,971.73
  5. Step 5: Solve for x
    x = 1,611,971.73/1,822.62
  6. Step 6: Final answer
    x = 884.43

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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.