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Finding the Third Proportional to 1,944.81 and 4,267.63

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Solution

The third proportional to 1,944.81 and 4,267.63 is: 9,364.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.81 : 4,267.63 = 4,267.63 : x
  2. Step 2: Convert to fraction form
    1,944.81/4,267.63 = 4,267.63/x
  3. Step 3: Cross multiply
    1,944.81x = 4,267.63 × 4,267.63
  4. Step 4: Simplify right side
    1,944.81x = 18,212,623.14
  5. Step 5: Solve for x
    x = 18,212,623.14/1,944.81
  6. Step 6: Final answer
    x = 9,364.72

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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.