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Finding the Third Proportional to 116,376 and 177,946

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Solution

The third proportional to 116,376 and 177,946 is: 272,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,376 : 177,946 = 177,946 : x
  2. Step 2: Convert to fraction form
    116,376/177,946 = 177,946/x
  3. Step 3: Cross multiply
    116,376x = 177,946 × 177,946
  4. Step 4: Simplify right side
    116,376x = 31,664,778,916
  5. Step 5: Solve for x
    x = 31,664,778,916/116,376
  6. Step 6: Final answer
    x = 272,090.28

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.