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Finding the Third Proportional to 1,623.88 and 3,551.03

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Solution

The third proportional to 1,623.88 and 3,551.03 is: 7,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.88 : 3,551.03 = 3,551.03 : x
  2. Step 2: Convert to fraction form
    1,623.88/3,551.03 = 3,551.03/x
  3. Step 3: Cross multiply
    1,623.88x = 3,551.03 × 3,551.03
  4. Step 4: Simplify right side
    1,623.88x = 12,609,795.20
  5. Step 5: Solve for x
    x = 12,609,795.20/1,623.88
  6. Step 6: Final answer
    x = 7,765.25

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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.