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Finding the Third Proportional to 479,513 and 799,075

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Solution

The third proportional to 479,513 and 799,075 is: 1,331,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,513 : 799,075 = 799,075 : x
  2. Step 2: Convert to fraction form
    479,513/799,075 = 799,075/x
  3. Step 3: Cross multiply
    479,513x = 799,075 × 799,075
  4. Step 4: Simplify right side
    479,513x = 638,520,855,625
  5. Step 5: Solve for x
    x = 638,520,855,625/479,513
  6. Step 6: Final answer
    x = 1,331,602.80

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.