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Finding the Third Proportional to 53,270.25 and 79,538.25

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Solution

The third proportional to 53,270.25 and 79,538.25 is: 118,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,270.25 : 79,538.25 = 79,538.25 : x
  2. Step 2: Convert to fraction form
    53,270.25/79,538.25 = 79,538.25/x
  3. Step 3: Cross multiply
    53,270.25x = 79,538.25 × 79,538.25
  4. Step 4: Simplify right side
    53,270.25x = 6,326,333,213.06
  5. Step 5: Solve for x
    x = 6,326,333,213.06/53,270.25
  6. Step 6: Final answer
    x = 118,759.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.