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Finding the Third Proportional to 53,426.25 and 115,418.25

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Solution

The third proportional to 53,426.25 and 115,418.25 is: 249,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,426.25 : 115,418.25 = 115,418.25 : x
  2. Step 2: Convert to fraction form
    53,426.25/115,418.25 = 115,418.25/x
  3. Step 3: Cross multiply
    53,426.25x = 115,418.25 × 115,418.25
  4. Step 4: Simplify right side
    53,426.25x = 13,321,372,433.06
  5. Step 5: Solve for x
    x = 13,321,372,433.06/53,426.25
  6. Step 6: Final answer
    x = 249,341.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.