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Finding the Fourth Proportional to 730.54, 1,094.73 and 676.54

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Solution

The fourth proportional to 730.54, 1,094.73 and 676.54 is: 1,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.54 : 1,094.73 = 676.54 : x
  2. Step 2: Convert to fraction form
    730.54/1,094.73 = 676.54/x
  3. Step 3: Cross multiply
    730.54x = 1,094.73 × 676.54
  4. Step 4: Simplify right side
    730.54x = 740,628.63
  5. Step 5: Solve for x
    x = 740,628.63/730.54
  6. Step 6: Final answer
    x = 1,013.81

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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.