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Finding the Third Proportional to 207,150.50 and 319,883.75

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Solution

The third proportional to 207,150.50 and 319,883.75 is: 493,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,150.50 : 319,883.75 = 319,883.75 : x
  2. Step 2: Convert to fraction form
    207,150.50/319,883.75 = 319,883.75/x
  3. Step 3: Cross multiply
    207,150.50x = 319,883.75 × 319,883.75
  4. Step 4: Simplify right side
    207,150.50x = 102,325,613,514.06
  5. Step 5: Solve for x
    x = 102,325,613,514.06/207,150.50
  6. Step 6: Final answer
    x = 493,967.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.