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Finding the Third Proportional to 175,891.50 and 357,990.75

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Solution

The third proportional to 175,891.50 and 357,990.75 is: 728,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,891.50 : 357,990.75 = 357,990.75 : x
  2. Step 2: Convert to fraction form
    175,891.50/357,990.75 = 357,990.75/x
  3. Step 3: Cross multiply
    175,891.50x = 357,990.75 × 357,990.75
  4. Step 4: Simplify right side
    175,891.50x = 128,157,377,085.56
  5. Step 5: Solve for x
    x = 128,157,377,085.56/175,891.50
  6. Step 6: Final answer
    x = 728,616.09

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.