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Finding the Fourth Proportional to 629,194.60, 943,791.90 and 566,986.60

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Solution

The fourth proportional to 629,194.60, 943,791.90 and 566,986.60 is: 850,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,194.60 : 943,791.90 = 566,986.60 : x
  2. Step 2: Convert to fraction form
    629,194.60/943,791.90 = 566,986.60/x
  3. Step 3: Cross multiply
    629,194.60x = 943,791.90 × 566,986.60
  4. Step 4: Simplify right side
    629,194.60x = 535,117,360,488.54
  5. Step 5: Solve for x
    x = 535,117,360,488.54/629,194.60
  6. Step 6: Final answer
    x = 850,479.90

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Similar ratio
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1.5x scale

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.