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Finding the Third Proportional to 279,620.44 and 613,675.69

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Solution

The third proportional to 279,620.44 and 613,675.69 is: 1,346,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,620.44 : 613,675.69 = 613,675.69 : x
  2. Step 2: Convert to fraction form
    279,620.44/613,675.69 = 613,675.69/x
  3. Step 3: Cross multiply
    279,620.44x = 613,675.69 × 613,675.69
  4. Step 4: Simplify right side
    279,620.44x = 376,597,849,428.60
  5. Step 5: Solve for x
    x = 376,597,849,428.60/279,620.44
  6. Step 6: Final answer
    x = 1,346,818.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.