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Finding the Third Proportional to 303,537 and 438,525

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Solution

The third proportional to 303,537 and 438,525 is: 633,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,537 : 438,525 = 438,525 : x
  2. Step 2: Convert to fraction form
    303,537/438,525 = 438,525/x
  3. Step 3: Cross multiply
    303,537x = 438,525 × 438,525
  4. Step 4: Simplify right side
    303,537x = 192,304,175,625
  5. Step 5: Solve for x
    x = 192,304,175,625/303,537
  6. Step 6: Final answer
    x = 633,544.43

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.