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Finding the Fourth Proportional to 886,017.39, 1,222,704 and 483,609.39

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Solution

The fourth proportional to 886,017.39, 1,222,704 and 483,609.39 is: 667,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,017.39 : 1,222,704 = 483,609.39 : x
  2. Step 2: Convert to fraction form
    886,017.39/1,222,704 = 483,609.39/x
  3. Step 3: Cross multiply
    886,017.39x = 1,222,704 × 483,609.39
  4. Step 4: Simplify right side
    886,017.39x = 591,311,135,590.56
  5. Step 5: Solve for x
    x = 591,311,135,590.56/886,017.39
  6. Step 6: Final answer
    x = 667,380.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.