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Finding the Third Proportional to 246,690 and 528,372

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Solution

The third proportional to 246,690 and 528,372 is: 1,131,691.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,690 : 528,372 = 528,372 : x
  2. Step 2: Convert to fraction form
    246,690/528,372 = 528,372/x
  3. Step 3: Cross multiply
    246,690x = 528,372 × 528,372
  4. Step 4: Simplify right side
    246,690x = 279,176,970,384
  5. Step 5: Solve for x
    x = 279,176,970,384/246,690
  6. Step 6: Final answer
    x = 1,131,691.48

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.