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Finding the Third Proportional to 802,743 and 1,100,779.50

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Solution

The third proportional to 802,743 and 1,100,779.50 is: 1,509,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,743 : 1,100,779.50 = 1,100,779.50 : x
  2. Step 2: Convert to fraction form
    802,743/1,100,779.50 = 1,100,779.50/x
  3. Step 3: Cross multiply
    802,743x = 1,100,779.50 × 1,100,779.50
  4. Step 4: Simplify right side
    802,743x = 1,211,715,507,620.25
  5. Step 5: Solve for x
    x = 1,211,715,507,620.25/802,743
  6. Step 6: Final answer
    x = 1,509,468.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.