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Finding the Third Proportional to 114,519 and 178,323

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Solution

The third proportional to 114,519 and 178,323 is: 277,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,519 : 178,323 = 178,323 : x
  2. Step 2: Convert to fraction form
    114,519/178,323 = 178,323/x
  3. Step 3: Cross multiply
    114,519x = 178,323 × 178,323
  4. Step 4: Simplify right side
    114,519x = 31,799,092,329
  5. Step 5: Solve for x
    x = 31,799,092,329/114,519
  6. Step 6: Final answer
    x = 277,675.25

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.