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Finding the Third Proportional to 660,696.12 and 1,442,736.56

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Solution

The third proportional to 660,696.12 and 1,442,736.56 is: 3,150,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,696.12 : 1,442,736.56 = 1,442,736.56 : x
  2. Step 2: Convert to fraction form
    660,696.12/1,442,736.56 = 1,442,736.56/x
  3. Step 3: Cross multiply
    660,696.12x = 1,442,736.56 × 1,442,736.56
  4. Step 4: Simplify right side
    660,696.12x = 2,081,488,788,774.32
  5. Step 5: Solve for x
    x = 2,081,488,788,774.32/660,696.12
  6. Step 6: Final answer
    x = 3,150,448.04

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.