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Finding the Third Proportional to 62,390 and 133,075

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Solution

The third proportional to 62,390 and 133,075 is: 283,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390 : 133,075 = 133,075 : x
  2. Step 2: Convert to fraction form
    62,390/133,075 = 133,075/x
  3. Step 3: Cross multiply
    62,390x = 133,075 × 133,075
  4. Step 4: Simplify right side
    62,390x = 17,708,955,625
  5. Step 5: Solve for x
    x = 17,708,955,625/62,390
  6. Step 6: Final answer
    x = 283,842.85

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.