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Finding the Third Proportional to 436,347 and 925,515

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Solution

The third proportional to 436,347 and 925,515 is: 1,963,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,347 : 925,515 = 925,515 : x
  2. Step 2: Convert to fraction form
    436,347/925,515 = 925,515/x
  3. Step 3: Cross multiply
    436,347x = 925,515 × 925,515
  4. Step 4: Simplify right side
    436,347x = 856,578,015,225
  5. Step 5: Solve for x
    x = 856,578,015,225/436,347
  6. Step 6: Final answer
    x = 1,963,066.13

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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.