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Finding the Third Proportional to 354,450.38 and 529,359.75

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Solution

The third proportional to 354,450.38 and 529,359.75 is: 790,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,450.38 : 529,359.75 = 529,359.75 : x
  2. Step 2: Convert to fraction form
    354,450.38/529,359.75 = 529,359.75/x
  3. Step 3: Cross multiply
    354,450.38x = 529,359.75 × 529,359.75
  4. Step 4: Simplify right side
    354,450.38x = 280,221,744,920.06
  5. Step 5: Solve for x
    x = 280,221,744,920.06/354,450.38
  6. Step 6: Final answer
    x = 790,581.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.