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Finding the Third Proportional to 347,918.63 and 741,399.75

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Solution

The third proportional to 347,918.63 and 741,399.75 is: 1,579,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,918.63 : 741,399.75 = 741,399.75 : x
  2. Step 2: Convert to fraction form
    347,918.63/741,399.75 = 741,399.75/x
  3. Step 3: Cross multiply
    347,918.63x = 741,399.75 × 741,399.75
  4. Step 4: Simplify right side
    347,918.63x = 549,673,589,300.06
  5. Step 5: Solve for x
    x = 549,673,589,300.06/347,918.63
  6. Step 6: Final answer
    x = 1,579,891.24

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.