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Finding the Third Proportional to 276,556 and 603,168

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Solution

The third proportional to 276,556 and 603,168 is: 1,315,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,556 : 603,168 = 603,168 : x
  2. Step 2: Convert to fraction form
    276,556/603,168 = 603,168/x
  3. Step 3: Cross multiply
    276,556x = 603,168 × 603,168
  4. Step 4: Simplify right side
    276,556x = 363,811,636,224
  5. Step 5: Solve for x
    x = 363,811,636,224/276,556
  6. Step 6: Final answer
    x = 1,315,508.02

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.