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Finding the Third Proportional to 53,551.13 and 117,609.75

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Solution

The third proportional to 53,551.13 and 117,609.75 is: 258,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.13 : 117,609.75 = 117,609.75 : x
  2. Step 2: Convert to fraction form
    53,551.13/117,609.75 = 117,609.75/x
  3. Step 3: Cross multiply
    53,551.13x = 117,609.75 × 117,609.75
  4. Step 4: Simplify right side
    53,551.13x = 13,832,053,295.06
  5. Step 5: Solve for x
    x = 13,832,053,295.06/53,551.13
  6. Step 6: Final answer
    x = 258,296.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.