Home / 836,256.33-1,254,578.90-275,295.69

Finding the Fourth Proportional to 836,256.33, 1,254,578.90 and 275,295.69

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Solution

The fourth proportional to 836,256.33, 1,254,578.90 and 275,295.69 is: 413,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,256.33 : 1,254,578.90 = 275,295.69 : x
  2. Step 2: Convert to fraction form
    836,256.33/1,254,578.90 = 275,295.69/x
  3. Step 3: Cross multiply
    836,256.33x = 1,254,578.90 × 275,295.69
  4. Step 4: Simplify right side
    836,256.33x = 345,380,163,934.94
  5. Step 5: Solve for x
    x = 345,380,163,934.94/836,256.33
  6. Step 6: Final answer
    x = 413,007.53

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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.