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Finding the Third Proportional to 298,273.50 and 451,750.50

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Solution

The third proportional to 298,273.50 and 451,750.50 is: 684,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,273.50 : 451,750.50 = 451,750.50 : x
  2. Step 2: Convert to fraction form
    298,273.50/451,750.50 = 451,750.50/x
  3. Step 3: Cross multiply
    298,273.50x = 451,750.50 × 451,750.50
  4. Step 4: Simplify right side
    298,273.50x = 204,078,514,250.25
  5. Step 5: Solve for x
    x = 204,078,514,250.25/298,273.50
  6. Step 6: Final answer
    x = 684,199.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.