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Finding the Third Proportional to 183.94 and 429.47

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Solution

The third proportional to 183.94 and 429.47 is: 1,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.94 : 429.47 = 429.47 : x
  2. Step 2: Convert to fraction form
    183.94/429.47 = 429.47/x
  3. Step 3: Cross multiply
    183.94x = 429.47 × 429.47
  4. Step 4: Simplify right side
    183.94x = 184,443.41
  5. Step 5: Solve for x
    x = 184,443.41/183.94
  6. Step 6: Final answer
    x = 1,002.75

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.