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Finding the Third Proportional to 116,629.88 and 180,100.13

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Solution

The third proportional to 116,629.88 and 180,100.13 is: 278,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,629.88 : 180,100.13 = 180,100.13 : x
  2. Step 2: Convert to fraction form
    116,629.88/180,100.13 = 180,100.13/x
  3. Step 3: Cross multiply
    116,629.88x = 180,100.13 × 180,100.13
  4. Step 4: Simplify right side
    116,629.88x = 32,436,055,025.02
  5. Step 5: Solve for x
    x = 32,436,055,025.02/116,629.88
  6. Step 6: Final answer
    x = 278,111.03

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.