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Finding the Third Proportional to 1,506.75 and 3,678

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Solution

The third proportional to 1,506.75 and 3,678 is: 8,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.75 : 3,678 = 3,678 : x
  2. Step 2: Convert to fraction form
    1,506.75/3,678 = 3,678/x
  3. Step 3: Cross multiply
    1,506.75x = 3,678 × 3,678
  4. Step 4: Simplify right side
    1,506.75x = 13,527,684
  5. Step 5: Solve for x
    x = 13,527,684/1,506.75
  6. Step 6: Final answer
    x = 8,978.05

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These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.