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Finding the Third Proportional to 62,628 and 137,322

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Solution

The third proportional to 62,628 and 137,322 is: 301,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,628 : 137,322 = 137,322 : x
  2. Step 2: Convert to fraction form
    62,628/137,322 = 137,322/x
  3. Step 3: Cross multiply
    62,628x = 137,322 × 137,322
  4. Step 4: Simplify right side
    62,628x = 18,857,331,684
  5. Step 5: Solve for x
    x = 18,857,331,684/62,628
  6. Step 6: Final answer
    x = 301,100.65

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.