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Finding the Third Proportional to 453,609 and 976,554

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Solution

The third proportional to 453,609 and 976,554 is: 2,102,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,609 : 976,554 = 976,554 : x
  2. Step 2: Convert to fraction form
    453,609/976,554 = 976,554/x
  3. Step 3: Cross multiply
    453,609x = 976,554 × 976,554
  4. Step 4: Simplify right side
    453,609x = 953,657,714,916
  5. Step 5: Solve for x
    x = 953,657,714,916/453,609
  6. Step 6: Final answer
    x = 2,102,378.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.