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Finding the Third Proportional to 319,245.75 and 476,097.75

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Solution

The third proportional to 319,245.75 and 476,097.75 is: 710,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,245.75 : 476,097.75 = 476,097.75 : x
  2. Step 2: Convert to fraction form
    319,245.75/476,097.75 = 476,097.75/x
  3. Step 3: Cross multiply
    319,245.75x = 476,097.75 × 476,097.75
  4. Step 4: Simplify right side
    319,245.75x = 226,669,067,555.06
  5. Step 5: Solve for x
    x = 226,669,067,555.06/319,245.75
  6. Step 6: Final answer
    x = 710,014.36

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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.