Home / 725,265.76-1,087,898.44-226,629.76

Finding the Fourth Proportional to 725,265.76, 1,087,898.44 and 226,629.76

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Solution

The fourth proportional to 725,265.76, 1,087,898.44 and 226,629.76 is: 339,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,265.76 : 1,087,898.44 = 226,629.76 : x
  2. Step 2: Convert to fraction form
    725,265.76/1,087,898.44 = 226,629.76/x
  3. Step 3: Cross multiply
    725,265.76x = 1,087,898.44 × 226,629.76
  4. Step 4: Simplify right side
    725,265.76x = 246,550,162,361.57
  5. Step 5: Solve for x
    x = 246,550,162,361.57/725,265.76
  6. Step 6: Final answer
    x = 339,944.58

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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.