Home / 800,497.11-1,199,167.77-650,906.31

Finding the Fourth Proportional to 800,497.11, 1,199,167.77 and 650,906.31

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Solution

The fourth proportional to 800,497.11, 1,199,167.77 and 650,906.31 is: 975,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,497.11 : 1,199,167.77 = 650,906.31 : x
  2. Step 2: Convert to fraction form
    800,497.11/1,199,167.77 = 650,906.31/x
  3. Step 3: Cross multiply
    800,497.11x = 1,199,167.77 × 650,906.31
  4. Step 4: Simplify right side
    800,497.11x = 780,545,868,241.63
  5. Step 5: Solve for x
    x = 780,545,868,241.63/800,497.11
  6. Step 6: Final answer
    x = 975,076.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.