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Finding the Third Proportional to 70,106 and 148,975

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Solution

The third proportional to 70,106 and 148,975 is: 316,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,106 : 148,975 = 148,975 : x
  2. Step 2: Convert to fraction form
    70,106/148,975 = 148,975/x
  3. Step 3: Cross multiply
    70,106x = 148,975 × 148,975
  4. Step 4: Simplify right side
    70,106x = 22,193,550,625
  5. Step 5: Solve for x
    x = 22,193,550,625/70,106
  6. Step 6: Final answer
    x = 316,571.34

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.