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Finding the Third Proportional to 177,490.88 and 382,045.88

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Solution

The third proportional to 177,490.88 and 382,045.88 is: 822,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,490.88 : 382,045.88 = 382,045.88 : x
  2. Step 2: Convert to fraction form
    177,490.88/382,045.88 = 382,045.88/x
  3. Step 3: Cross multiply
    177,490.88x = 382,045.88 × 382,045.88
  4. Step 4: Simplify right side
    177,490.88x = 145,959,050,604.52
  5. Step 5: Solve for x
    x = 145,959,050,604.52/177,490.88
  6. Step 6: Final answer
    x = 822,346.79

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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.