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Finding the Third Proportional to 755,372 and 1,631,387

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Solution

The third proportional to 755,372 and 1,631,387 is: 3,523,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,372 : 1,631,387 = 1,631,387 : x
  2. Step 2: Convert to fraction form
    755,372/1,631,387 = 1,631,387/x
  3. Step 3: Cross multiply
    755,372x = 1,631,387 × 1,631,387
  4. Step 4: Simplify right side
    755,372x = 2,661,423,543,769
  5. Step 5: Solve for x
    x = 2,661,423,543,769/755,372
  6. Step 6: Final answer
    x = 3,523,328.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.