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Finding the Third Proportional to 376,455 and 536,625

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Solution

The third proportional to 376,455 and 536,625 is: 764,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,455 : 536,625 = 536,625 : x
  2. Step 2: Convert to fraction form
    376,455/536,625 = 536,625/x
  3. Step 3: Cross multiply
    376,455x = 536,625 × 536,625
  4. Step 4: Simplify right side
    376,455x = 287,966,390,625
  5. Step 5: Solve for x
    x = 287,966,390,625/376,455
  6. Step 6: Final answer
    x = 764,942.40

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.