Home / 837,628.35-1,255,057.43-482,022.15

Finding the Fourth Proportional to 837,628.35, 1,255,057.43 and 482,022.15

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Solution

The fourth proportional to 837,628.35, 1,255,057.43 and 482,022.15 is: 722,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,628.35 : 1,255,057.43 = 482,022.15 : x
  2. Step 2: Convert to fraction form
    837,628.35/1,255,057.43 = 482,022.15/x
  3. Step 3: Cross multiply
    837,628.35x = 1,255,057.43 × 482,022.15
  4. Step 4: Simplify right side
    837,628.35x = 604,965,478,371.96
  5. Step 5: Solve for x
    x = 604,965,478,371.96/837,628.35
  6. Step 6: Final answer
    x = 722,236.15

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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.