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Finding the Third Proportional to 45,544 and 70,522

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Solution

The third proportional to 45,544 and 70,522 is: 109,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,544 : 70,522 = 70,522 : x
  2. Step 2: Convert to fraction form
    45,544/70,522 = 70,522/x
  3. Step 3: Cross multiply
    45,544x = 70,522 × 70,522
  4. Step 4: Simplify right side
    45,544x = 4,973,352,484
  5. Step 5: Solve for x
    x = 4,973,352,484/45,544
  6. Step 6: Final answer
    x = 109,198.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.