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Finding the Third Proportional to 169,752,631.50 and 255,469,855.50

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Solution

The third proportional to 169,752,631.50 and 255,469,855.50 is: 384,470,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,752,631.50 : 255,469,855.50 = 255,469,855.50 : x
  2. Step 2: Convert to fraction form
    169,752,631.50/255,469,855.50 = 255,469,855.50/x
  3. Step 3: Cross multiply
    169,752,631.50x = 255,469,855.50 × 255,469,855.50
  4. Step 4: Simplify right side
    169,752,631.50x = 65,264,847,069,190,880
  5. Step 5: Solve for x
    x = 65,264,847,069,190,880/169,752,631.50
  6. Step 6: Final answer
    x = 384,470,311.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.