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Finding the Third Proportional to 106,380 and 157,516

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Solution

The third proportional to 106,380 and 157,516 is: 233,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,380 : 157,516 = 157,516 : x
  2. Step 2: Convert to fraction form
    106,380/157,516 = 157,516/x
  3. Step 3: Cross multiply
    106,380x = 157,516 × 157,516
  4. Step 4: Simplify right side
    106,380x = 24,811,290,256
  5. Step 5: Solve for x
    x = 24,811,290,256/106,380
  6. Step 6: Final answer
    x = 233,232.66

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.