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Finding the Third Proportional to 488,962.50 and 747,977.25

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Solution

The third proportional to 488,962.50 and 747,977.25 is: 1,144,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,962.50 : 747,977.25 = 747,977.25 : x
  2. Step 2: Convert to fraction form
    488,962.50/747,977.25 = 747,977.25/x
  3. Step 3: Cross multiply
    488,962.50x = 747,977.25 × 747,977.25
  4. Step 4: Simplify right side
    488,962.50x = 559,469,966,517.56
  5. Step 5: Solve for x
    x = 559,469,966,517.56/488,962.50
  6. Step 6: Final answer
    x = 1,144,198.11

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.