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Finding the Third Proportional to 195,514.50 and 302,256.75

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Solution

The third proportional to 195,514.50 and 302,256.75 is: 467,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,514.50 : 302,256.75 = 302,256.75 : x
  2. Step 2: Convert to fraction form
    195,514.50/302,256.75 = 302,256.75/x
  3. Step 3: Cross multiply
    195,514.50x = 302,256.75 × 302,256.75
  4. Step 4: Simplify right side
    195,514.50x = 91,359,142,920.56
  5. Step 5: Solve for x
    x = 91,359,142,920.56/195,514.50
  6. Step 6: Final answer
    x = 467,275.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.