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Finding the Third Proportional to 62,516 and 136,900

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Solution

The third proportional to 62,516 and 136,900 is: 299,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,516 : 136,900 = 136,900 : x
  2. Step 2: Convert to fraction form
    62,516/136,900 = 136,900/x
  3. Step 3: Cross multiply
    62,516x = 136,900 × 136,900
  4. Step 4: Simplify right side
    62,516x = 18,741,610,000
  5. Step 5: Solve for x
    x = 18,741,610,000/62,516
  6. Step 6: Final answer
    x = 299,789.01

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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.