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Finding the Third Proportional to 205,530.75 and 448,314.75

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Solution

The third proportional to 205,530.75 and 448,314.75 is: 977,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,530.75 : 448,314.75 = 448,314.75 : x
  2. Step 2: Convert to fraction form
    205,530.75/448,314.75 = 448,314.75/x
  3. Step 3: Cross multiply
    205,530.75x = 448,314.75 × 448,314.75
  4. Step 4: Simplify right side
    205,530.75x = 200,986,115,067.56
  5. Step 5: Solve for x
    x = 200,986,115,067.56/205,530.75
  6. Step 6: Final answer
    x = 977,888.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.