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Finding the Third Proportional to 1,181.81 and 1,740.09

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Solution

The third proportional to 1,181.81 and 1,740.09 is: 2,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181.81 : 1,740.09 = 1,740.09 : x
  2. Step 2: Convert to fraction form
    1,181.81/1,740.09 = 1,740.09/x
  3. Step 3: Cross multiply
    1,181.81x = 1,740.09 × 1,740.09
  4. Step 4: Simplify right side
    1,181.81x = 3,027,926.26
  5. Step 5: Solve for x
    x = 3,027,926.26/1,181.81
  6. Step 6: Final answer
    x = 2,562.10

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.