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Finding the Third Proportional to 889,678.69 and 1,914,524.86

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Solution

The third proportional to 889,678.69 and 1,914,524.86 is: 4,119,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,678.69 : 1,914,524.86 = 1,914,524.86 : x
  2. Step 2: Convert to fraction form
    889,678.69/1,914,524.86 = 1,914,524.86/x
  3. Step 3: Cross multiply
    889,678.69x = 1,914,524.86 × 1,914,524.86
  4. Step 4: Simplify right side
    889,678.69x = 3,665,405,437,164.86
  5. Step 5: Solve for x
    x = 3,665,405,437,164.86/889,678.69
  6. Step 6: Final answer
    x = 4,119,920.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.