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Finding the Third Proportional to 410,206.50 and 629,674.50

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Solution

The third proportional to 410,206.50 and 629,674.50 is: 966,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,206.50 : 629,674.50 = 629,674.50 : x
  2. Step 2: Convert to fraction form
    410,206.50/629,674.50 = 629,674.50/x
  3. Step 3: Cross multiply
    410,206.50x = 629,674.50 × 629,674.50
  4. Step 4: Simplify right side
    410,206.50x = 396,489,975,950.25
  5. Step 5: Solve for x
    x = 396,489,975,950.25/410,206.50
  6. Step 6: Final answer
    x = 966,561.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.