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Finding the Third Proportional to 56,566 and 121,874

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Solution

The third proportional to 56,566 and 121,874 is: 262,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,566 : 121,874 = 121,874 : x
  2. Step 2: Convert to fraction form
    56,566/121,874 = 121,874/x
  3. Step 3: Cross multiply
    56,566x = 121,874 × 121,874
  4. Step 4: Simplify right side
    56,566x = 14,853,271,876
  5. Step 5: Solve for x
    x = 14,853,271,876/56,566
  6. Step 6: Final answer
    x = 262,583.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.