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Finding the Third Proportional to 1,729.95 and 3,805.89

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Solution

The third proportional to 1,729.95 and 3,805.89 is: 8,372.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.95 : 3,805.89 = 3,805.89 : x
  2. Step 2: Convert to fraction form
    1,729.95/3,805.89 = 3,805.89/x
  3. Step 3: Cross multiply
    1,729.95x = 3,805.89 × 3,805.89
  4. Step 4: Simplify right side
    1,729.95x = 14,484,818.32
  5. Step 5: Solve for x
    x = 14,484,818.32/1,729.95
  6. Step 6: Final answer
    x = 8,372.96

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.