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Finding the Third Proportional to 62,815.50 and 134,348.63

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Solution

The third proportional to 62,815.50 and 134,348.63 is: 287,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,815.50 : 134,348.63 = 134,348.63 : x
  2. Step 2: Convert to fraction form
    62,815.50/134,348.63 = 134,348.63/x
  3. Step 3: Cross multiply
    62,815.50x = 134,348.63 × 134,348.63
  4. Step 4: Simplify right side
    62,815.50x = 18,049,553,039.39
  5. Step 5: Solve for x
    x = 18,049,553,039.39/62,815.50
  6. Step 6: Final answer
    x = 287,342.34

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.