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Finding the Third Proportional to 359,854.50 and 775,067.50

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Solution

The third proportional to 359,854.50 and 775,067.50 is: 1,669,368.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,854.50 : 775,067.50 = 775,067.50 : x
  2. Step 2: Convert to fraction form
    359,854.50/775,067.50 = 775,067.50/x
  3. Step 3: Cross multiply
    359,854.50x = 775,067.50 × 775,067.50
  4. Step 4: Simplify right side
    359,854.50x = 600,729,629,556.25
  5. Step 5: Solve for x
    x = 600,729,629,556.25/359,854.50
  6. Step 6: Final answer
    x = 1,669,368.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.