Home / 756,317.58-1,043,704.86-412,156.58

Finding the Fourth Proportional to 756,317.58, 1,043,704.86 and 412,156.58

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Solution

The fourth proportional to 756,317.58, 1,043,704.86 and 412,156.58 is: 568,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,317.58 : 1,043,704.86 = 412,156.58 : x
  2. Step 2: Convert to fraction form
    756,317.58/1,043,704.86 = 412,156.58/x
  3. Step 3: Cross multiply
    756,317.58x = 1,043,704.86 × 412,156.58
  4. Step 4: Simplify right side
    756,317.58x = 430,169,825,626.98
  5. Step 5: Solve for x
    x = 430,169,825,626.98/756,317.58
  6. Step 6: Final answer
    x = 568,768.78

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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.