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Finding the Third Proportional to 115,840.13 and 179,080.88

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Solution

The third proportional to 115,840.13 and 179,080.88 is: 276,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,840.13 : 179,080.88 = 179,080.88 : x
  2. Step 2: Convert to fraction form
    115,840.13/179,080.88 = 179,080.88/x
  3. Step 3: Cross multiply
    115,840.13x = 179,080.88 × 179,080.88
  4. Step 4: Simplify right side
    115,840.13x = 32,069,959,790.77
  5. Step 5: Solve for x
    x = 32,069,959,790.77/115,840.13
  6. Step 6: Final answer
    x = 276,846.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.