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Finding the Third Proportional to 74,954.50 and 158,273

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Solution

The third proportional to 74,954.50 and 158,273 is: 334,207.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,954.50 : 158,273 = 158,273 : x
  2. Step 2: Convert to fraction form
    74,954.50/158,273 = 158,273/x
  3. Step 3: Cross multiply
    74,954.50x = 158,273 × 158,273
  4. Step 4: Simplify right side
    74,954.50x = 25,050,342,529
  5. Step 5: Solve for x
    x = 25,050,342,529/74,954.50
  6. Step 6: Final answer
    x = 334,207.32

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.