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Finding the Third Proportional to 874,326.66 and 1,890,855.56

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Solution

The third proportional to 874,326.66 and 1,890,855.56 is: 4,089,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,326.66 : 1,890,855.56 = 1,890,855.56 : x
  2. Step 2: Convert to fraction form
    874,326.66/1,890,855.56 = 1,890,855.56/x
  3. Step 3: Cross multiply
    874,326.66x = 1,890,855.56 × 1,890,855.56
  4. Step 4: Simplify right side
    874,326.66x = 3,575,334,758,237.19
  5. Step 5: Solve for x
    x = 3,575,334,758,237.19/874,326.66
  6. Step 6: Final answer
    x = 4,089,243.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.