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Finding the Third Proportional to 66,033 and 142,333

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Solution

The third proportional to 66,033 and 142,333 is: 306,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,033 : 142,333 = 142,333 : x
  2. Step 2: Convert to fraction form
    66,033/142,333 = 142,333/x
  3. Step 3: Cross multiply
    66,033x = 142,333 × 142,333
  4. Step 4: Simplify right side
    66,033x = 20,258,682,889
  5. Step 5: Solve for x
    x = 20,258,682,889/66,033
  6. Step 6: Final answer
    x = 306,796.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.