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Finding the Third Proportional to 405,114.75 and 873,029.25

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Solution

The third proportional to 405,114.75 and 873,029.25 is: 1,881,393.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,114.75 : 873,029.25 = 873,029.25 : x
  2. Step 2: Convert to fraction form
    405,114.75/873,029.25 = 873,029.25/x
  3. Step 3: Cross multiply
    405,114.75x = 873,029.25 × 873,029.25
  4. Step 4: Simplify right side
    405,114.75x = 762,180,071,355.56
  5. Step 5: Solve for x
    x = 762,180,071,355.56/405,114.75
  6. Step 6: Final answer
    x = 1,881,393.04

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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.