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Finding the Third Proportional to 718,069.22 and 1,555,815.94

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Solution

The third proportional to 718,069.22 and 1,555,815.94 is: 3,370,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,069.22 : 1,555,815.94 = 1,555,815.94 : x
  2. Step 2: Convert to fraction form
    718,069.22/1,555,815.94 = 1,555,815.94/x
  3. Step 3: Cross multiply
    718,069.22x = 1,555,815.94 × 1,555,815.94
  4. Step 4: Simplify right side
    718,069.22x = 2,420,563,231,379.00
  5. Step 5: Solve for x
    x = 2,420,563,231,379.00/718,069.22
  6. Step 6: Final answer
    x = 3,370,933.01

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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.