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Finding the Third Proportional to 744,400.13 and 1,116,736.88

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Solution

The third proportional to 744,400.13 and 1,116,736.88 is: 1,675,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,400.13 : 1,116,736.88 = 1,116,736.88 : x
  2. Step 2: Convert to fraction form
    744,400.13/1,116,736.88 = 1,116,736.88/x
  3. Step 3: Cross multiply
    744,400.13x = 1,116,736.88 × 1,116,736.88
  4. Step 4: Simplify right side
    744,400.13x = 1,247,101,247,984.77
  5. Step 5: Solve for x
    x = 1,247,101,247,984.77/744,400.13
  6. Step 6: Final answer
    x = 1,675,310.37

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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.