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Finding the Third Proportional to 1,190,739 and 1,786,324.50

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Solution

The third proportional to 1,190,739 and 1,786,324.50 is: 2,679,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,739 : 1,786,324.50 = 1,786,324.50 : x
  2. Step 2: Convert to fraction form
    1,190,739/1,786,324.50 = 1,786,324.50/x
  3. Step 3: Cross multiply
    1,190,739x = 1,786,324.50 × 1,786,324.50
  4. Step 4: Simplify right side
    1,190,739x = 3,190,955,219,300.25
  5. Step 5: Solve for x
    x = 3,190,955,219,300.25/1,190,739
  6. Step 6: Final answer
    x = 2,679,810.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.