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Finding the Third Proportional to 373,230 and 809,454

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Solution

The third proportional to 373,230 and 809,454 is: 1,755,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,230 : 809,454 = 809,454 : x
  2. Step 2: Convert to fraction form
    373,230/809,454 = 809,454/x
  3. Step 3: Cross multiply
    373,230x = 809,454 × 809,454
  4. Step 4: Simplify right side
    373,230x = 655,215,778,116
  5. Step 5: Solve for x
    x = 655,215,778,116/373,230
  6. Step 6: Final answer
    x = 1,755,528.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.