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Finding the Third Proportional to 407,281.50 and 444,190.50

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Solution

The third proportional to 407,281.50 and 444,190.50 is: 484,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,281.50 : 444,190.50 = 444,190.50 : x
  2. Step 2: Convert to fraction form
    407,281.50/444,190.50 = 444,190.50/x
  3. Step 3: Cross multiply
    407,281.50x = 444,190.50 × 444,190.50
  4. Step 4: Simplify right side
    407,281.50x = 197,305,200,290.25
  5. Step 5: Solve for x
    x = 197,305,200,290.25/407,281.50
  6. Step 6: Final answer
    x = 484,444.30

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.