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Finding the Third Proportional to 366,872.50 and 548,621.50

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Solution

The third proportional to 366,872.50 and 548,621.50 is: 820,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,872.50 : 548,621.50 = 548,621.50 : x
  2. Step 2: Convert to fraction form
    366,872.50/548,621.50 = 548,621.50/x
  3. Step 3: Cross multiply
    366,872.50x = 548,621.50 × 548,621.50
  4. Step 4: Simplify right side
    366,872.50x = 300,985,550,262.25
  5. Step 5: Solve for x
    x = 300,985,550,262.25/366,872.50
  6. Step 6: Final answer
    x = 820,409.13

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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.