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Finding the Third Proportional to 383,512 and 600,378

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Solution

The third proportional to 383,512 and 600,378 is: 939,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,512 : 600,378 = 600,378 : x
  2. Step 2: Convert to fraction form
    383,512/600,378 = 600,378/x
  3. Step 3: Cross multiply
    383,512x = 600,378 × 600,378
  4. Step 4: Simplify right side
    383,512x = 360,453,742,884
  5. Step 5: Solve for x
    x = 360,453,742,884/383,512
  6. Step 6: Final answer
    x = 939,876.05

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.