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Finding the Third Proportional to 53,685.75 and 116,619.75

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Solution

The third proportional to 53,685.75 and 116,619.75 is: 253,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,685.75 : 116,619.75 = 116,619.75 : x
  2. Step 2: Convert to fraction form
    53,685.75/116,619.75 = 116,619.75/x
  3. Step 3: Cross multiply
    53,685.75x = 116,619.75 × 116,619.75
  4. Step 4: Simplify right side
    53,685.75x = 13,600,166,090.06
  5. Step 5: Solve for x
    x = 13,600,166,090.06/53,685.75
  6. Step 6: Final answer
    x = 253,329.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.