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Finding the Third Proportional to 936,769.13 and 1,220,914.13

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Solution

The third proportional to 936,769.13 and 1,220,914.13 is: 1,591,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,769.13 : 1,220,914.13 = 1,220,914.13 : x
  2. Step 2: Convert to fraction form
    936,769.13/1,220,914.13 = 1,220,914.13/x
  3. Step 3: Cross multiply
    936,769.13x = 1,220,914.13 × 1,220,914.13
  4. Step 4: Simplify right side
    936,769.13x = 1,490,631,300,624.52
  5. Step 5: Solve for x
    x = 1,490,631,300,624.52/936,769.13
  6. Step 6: Final answer
    x = 1,591,247.26

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.