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Finding the Fourth Proportional to 1,843.52, 2,764.98 and 544.69

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Solution

The fourth proportional to 1,843.52, 2,764.98 and 544.69 is: 816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.52 : 2,764.98 = 544.69 : x
  2. Step 2: Convert to fraction form
    1,843.52/2,764.98 = 544.69/x
  3. Step 3: Cross multiply
    1,843.52x = 2,764.98 × 544.69
  4. Step 4: Simplify right side
    1,843.52x = 1,506,056.96
  5. Step 5: Solve for x
    x = 1,506,056.96/1,843.52
  6. Step 6: Final answer
    x = 816.95

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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.