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Finding the Third Proportional to 632,885 and 1,289,271

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Solution

The third proportional to 632,885 and 1,289,271 is: 2,626,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,885 : 1,289,271 = 1,289,271 : x
  2. Step 2: Convert to fraction form
    632,885/1,289,271 = 1,289,271/x
  3. Step 3: Cross multiply
    632,885x = 1,289,271 × 1,289,271
  4. Step 4: Simplify right side
    632,885x = 1,662,219,711,441
  5. Step 5: Solve for x
    x = 1,662,219,711,441/632,885
  6. Step 6: Final answer
    x = 2,626,416.67

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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.