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Finding the Third Proportional to 264,994.50 and 398,950.50

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Solution

The third proportional to 264,994.50 and 398,950.50 is: 600,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,994.50 : 398,950.50 = 398,950.50 : x
  2. Step 2: Convert to fraction form
    264,994.50/398,950.50 = 398,950.50/x
  3. Step 3: Cross multiply
    264,994.50x = 398,950.50 × 398,950.50
  4. Step 4: Simplify right side
    264,994.50x = 159,161,501,450.25
  5. Step 5: Solve for x
    x = 159,161,501,450.25/264,994.50
  6. Step 6: Final answer
    x = 600,621.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.