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Finding the Third Proportional to 301,118.50 and 443,358.75

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Solution

The third proportional to 301,118.50 and 443,358.75 is: 652,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,118.50 : 443,358.75 = 443,358.75 : x
  2. Step 2: Convert to fraction form
    301,118.50/443,358.75 = 443,358.75/x
  3. Step 3: Cross multiply
    301,118.50x = 443,358.75 × 443,358.75
  4. Step 4: Simplify right side
    301,118.50x = 196,566,981,201.56
  5. Step 5: Solve for x
    x = 196,566,981,201.56/301,118.50
  6. Step 6: Final answer
    x = 652,789.45

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.