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Finding the Third Proportional to 406,230.38 and 880,257.75

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Solution

The third proportional to 406,230.38 and 880,257.75 is: 1,907,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,230.38 : 880,257.75 = 880,257.75 : x
  2. Step 2: Convert to fraction form
    406,230.38/880,257.75 = 880,257.75/x
  3. Step 3: Cross multiply
    406,230.38x = 880,257.75 × 880,257.75
  4. Step 4: Simplify right side
    406,230.38x = 774,853,706,435.06
  5. Step 5: Solve for x
    x = 774,853,706,435.06/406,230.38
  6. Step 6: Final answer
    x = 1,907,424.34

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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.