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Finding the Fourth Proportional to 704.44, 1,060.33 and 637.36

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Solution

The fourth proportional to 704.44, 1,060.33 and 637.36 is: 959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.44 : 1,060.33 = 637.36 : x
  2. Step 2: Convert to fraction form
    704.44/1,060.33 = 637.36/x
  3. Step 3: Cross multiply
    704.44x = 1,060.33 × 637.36
  4. Step 4: Simplify right side
    704.44x = 675,811.93
  5. Step 5: Solve for x
    x = 675,811.93/704.44
  6. Step 6: Final answer
    x = 959.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.