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Finding the Third Proportional to 420,553 and 934,418

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Solution

The third proportional to 420,553 and 934,418 is: 2,076,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,553 : 934,418 = 934,418 : x
  2. Step 2: Convert to fraction form
    420,553/934,418 = 934,418/x
  3. Step 3: Cross multiply
    420,553x = 934,418 × 934,418
  4. Step 4: Simplify right side
    420,553x = 873,136,998,724
  5. Step 5: Solve for x
    x = 873,136,998,724/420,553
  6. Step 6: Final answer
    x = 2,076,164.00

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.