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Finding the Third Proportional to 201,304 and 433,520

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Solution

The third proportional to 201,304 and 433,520 is: 933,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,304 : 433,520 = 433,520 : x
  2. Step 2: Convert to fraction form
    201,304/433,520 = 433,520/x
  3. Step 3: Cross multiply
    201,304x = 433,520 × 433,520
  4. Step 4: Simplify right side
    201,304x = 187,939,590,400
  5. Step 5: Solve for x
    x = 187,939,590,400/201,304
  6. Step 6: Final answer
    x = 933,610.81

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.