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Finding the Third Proportional to 71,222.63 and 151,979.63

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Solution

The third proportional to 71,222.63 and 151,979.63 is: 324,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,222.63 : 151,979.63 = 151,979.63 : x
  2. Step 2: Convert to fraction form
    71,222.63/151,979.63 = 151,979.63/x
  3. Step 3: Cross multiply
    71,222.63x = 151,979.63 × 151,979.63
  4. Step 4: Simplify right side
    71,222.63x = 23,097,806,415.14
  5. Step 5: Solve for x
    x = 23,097,806,415.14/71,222.63
  6. Step 6: Final answer
    x = 324,304.34

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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.