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Finding the Third Proportional to 45,321.38 and 98,175.75

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Solution

The third proportional to 45,321.38 and 98,175.75 is: 212,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,321.38 : 98,175.75 = 98,175.75 : x
  2. Step 2: Convert to fraction form
    45,321.38/98,175.75 = 98,175.75/x
  3. Step 3: Cross multiply
    45,321.38x = 98,175.75 × 98,175.75
  4. Step 4: Simplify right side
    45,321.38x = 9,638,477,888.06
  5. Step 5: Solve for x
    x = 9,638,477,888.06/45,321.38
  6. Step 6: Final answer
    x = 212,669.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.