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Finding the Third Proportional to 867.94 and 1,880.44

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Solution

The third proportional to 867.94 and 1,880.44 is: 4,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    867.94 : 1,880.44 = 1,880.44 : x
  2. Step 2: Convert to fraction form
    867.94/1,880.44 = 1,880.44/x
  3. Step 3: Cross multiply
    867.94x = 1,880.44 × 1,880.44
  4. Step 4: Simplify right side
    867.94x = 3,536,045.19
  5. Step 5: Solve for x
    x = 3,536,045.19/867.94
  6. Step 6: Final answer
    x = 4,074.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.