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Finding the Third Proportional to 266,695.50 and 629,559

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Solution

The third proportional to 266,695.50 and 629,559 is: 1,486,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,695.50 : 629,559 = 629,559 : x
  2. Step 2: Convert to fraction form
    266,695.50/629,559 = 629,559/x
  3. Step 3: Cross multiply
    266,695.50x = 629,559 × 629,559
  4. Step 4: Simplify right side
    266,695.50x = 396,344,534,481
  5. Step 5: Solve for x
    x = 396,344,534,481/266,695.50
  6. Step 6: Final answer
    x = 1,486,131.32

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.