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Finding the Third Proportional to 70,822.13 and 152,169.75

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Solution

The third proportional to 70,822.13 and 152,169.75 is: 326,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,822.13 : 152,169.75 = 152,169.75 : x
  2. Step 2: Convert to fraction form
    70,822.13/152,169.75 = 152,169.75/x
  3. Step 3: Cross multiply
    70,822.13x = 152,169.75 × 152,169.75
  4. Step 4: Simplify right side
    70,822.13x = 23,155,632,815.06
  5. Step 5: Solve for x
    x = 23,155,632,815.06/70,822.13
  6. Step 6: Final answer
    x = 326,954.79

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.