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Finding the Third Proportional to 1,882.41 and 2,742.19

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Solution

The third proportional to 1,882.41 and 2,742.19 is: 3,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.41 : 2,742.19 = 2,742.19 : x
  2. Step 2: Convert to fraction form
    1,882.41/2,742.19 = 2,742.19/x
  3. Step 3: Cross multiply
    1,882.41x = 2,742.19 × 2,742.19
  4. Step 4: Simplify right side
    1,882.41x = 7,519,592.29
  5. Step 5: Solve for x
    x = 7,519,592.29/1,882.41
  6. Step 6: Final answer
    x = 3,994.67

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.