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Finding the Third Proportional to 881.44 and 1,322.16

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Solution

The third proportional to 881.44 and 1,322.16 is: 1,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.44 : 1,322.16 = 1,322.16 : x
  2. Step 2: Convert to fraction form
    881.44/1,322.16 = 1,322.16/x
  3. Step 3: Cross multiply
    881.44x = 1,322.16 × 1,322.16
  4. Step 4: Simplify right side
    881.44x = 1,748,097.15
  5. Step 5: Solve for x
    x = 1,748,097.15/881.44
  6. Step 6: Final answer
    x = 1,983.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.