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Finding the Third Proportional to 860,866.31 and 1,879,098.75

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Solution

The third proportional to 860,866.31 and 1,879,098.75 is: 4,101,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,866.31 : 1,879,098.75 = 1,879,098.75 : x
  2. Step 2: Convert to fraction form
    860,866.31/1,879,098.75 = 1,879,098.75/x
  3. Step 3: Cross multiply
    860,866.31x = 1,879,098.75 × 1,879,098.75
  4. Step 4: Simplify right side
    860,866.31x = 3,531,012,112,251.56
  5. Step 5: Solve for x
    x = 3,531,012,112,251.56/860,866.31
  6. Step 6: Final answer
    x = 4,101,696.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.