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Finding the Fourth Proportional to 844.73, 1,165.49 and 546.07

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Solution

The fourth proportional to 844.73, 1,165.49 and 546.07 is: 753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.73 : 1,165.49 = 546.07 : x
  2. Step 2: Convert to fraction form
    844.73/1,165.49 = 546.07/x
  3. Step 3: Cross multiply
    844.73x = 1,165.49 × 546.07
  4. Step 4: Simplify right side
    844.73x = 636,434.44
  5. Step 5: Solve for x
    x = 636,434.44/844.73
  6. Step 6: Final answer
    x = 753.42

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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.