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Finding the Third Proportional to 34,448 and 70,357

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Solution

The third proportional to 34,448 and 70,357 is: 143,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448 : 70,357 = 70,357 : x
  2. Step 2: Convert to fraction form
    34,448/70,357 = 70,357/x
  3. Step 3: Cross multiply
    34,448x = 70,357 × 70,357
  4. Step 4: Simplify right side
    34,448x = 4,950,107,449
  5. Step 5: Solve for x
    x = 4,950,107,449/34,448
  6. Step 6: Final answer
    x = 143,697.96

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.