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Finding the Third Proportional to 66,852 and 134,798

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Solution

The third proportional to 66,852 and 134,798 is: 271,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852 : 134,798 = 134,798 : x
  2. Step 2: Convert to fraction form
    66,852/134,798 = 134,798/x
  3. Step 3: Cross multiply
    66,852x = 134,798 × 134,798
  4. Step 4: Simplify right side
    66,852x = 18,170,500,804
  5. Step 5: Solve for x
    x = 18,170,500,804/66,852
  6. Step 6: Final answer
    x = 271,801.90

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.