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Finding the Third Proportional to 479,511 and 1,039,758.75

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Solution

The third proportional to 479,511 and 1,039,758.75 is: 2,254,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,511 : 1,039,758.75 = 1,039,758.75 : x
  2. Step 2: Convert to fraction form
    479,511/1,039,758.75 = 1,039,758.75/x
  3. Step 3: Cross multiply
    479,511x = 1,039,758.75 × 1,039,758.75
  4. Step 4: Simplify right side
    479,511x = 1,081,098,258,201.56
  5. Step 5: Solve for x
    x = 1,081,098,258,201.56/479,511
  6. Step 6: Final answer
    x = 2,254,584.90

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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.