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Finding the Third Proportional to 66,436 and 110,726

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Solution

The third proportional to 66,436 and 110,726 is: 184,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436 : 110,726 = 110,726 : x
  2. Step 2: Convert to fraction form
    66,436/110,726 = 110,726/x
  3. Step 3: Cross multiply
    66,436x = 110,726 × 110,726
  4. Step 4: Simplify right side
    66,436x = 12,260,247,076
  5. Step 5: Solve for x
    x = 12,260,247,076/66,436
  6. Step 6: Final answer
    x = 184,542.22

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.