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Finding the Third Proportional to 49,621 and 117,042

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Solution

The third proportional to 49,621 and 117,042 is: 276,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,621 : 117,042 = 117,042 : x
  2. Step 2: Convert to fraction form
    49,621/117,042 = 117,042/x
  3. Step 3: Cross multiply
    49,621x = 117,042 × 117,042
  4. Step 4: Simplify right side
    49,621x = 13,698,829,764
  5. Step 5: Solve for x
    x = 13,698,829,764/49,621
  6. Step 6: Final answer
    x = 276,069.20

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.