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Finding the Third Proportional to 741 and 1,623

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Solution

The third proportional to 741 and 1,623 is: 3,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    741 : 1,623 = 1,623 : x
  2. Step 2: Convert to fraction form
    741/1,623 = 1,623/x
  3. Step 3: Cross multiply
    741x = 1,623 × 1,623
  4. Step 4: Simplify right side
    741x = 2,634,129
  5. Step 5: Solve for x
    x = 2,634,129/741
  6. Step 6: Final answer
    x = 3,554.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.