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Finding the Third Proportional to 261,546.75 and 554,481

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Solution

The third proportional to 261,546.75 and 554,481 is: 1,175,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,546.75 : 554,481 = 554,481 : x
  2. Step 2: Convert to fraction form
    261,546.75/554,481 = 554,481/x
  3. Step 3: Cross multiply
    261,546.75x = 554,481 × 554,481
  4. Step 4: Simplify right side
    261,546.75x = 307,449,179,361
  5. Step 5: Solve for x
    x = 307,449,179,361/261,546.75
  6. Step 6: Final answer
    x = 1,175,503.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.