Home / 835,649.82-1,153,196.75-453,676.61

Finding the Fourth Proportional to 835,649.82, 1,153,196.75 and 453,676.61

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Solution

The fourth proportional to 835,649.82, 1,153,196.75 and 453,676.61 is: 626,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,649.82 : 1,153,196.75 = 453,676.61 : x
  2. Step 2: Convert to fraction form
    835,649.82/1,153,196.75 = 453,676.61/x
  3. Step 3: Cross multiply
    835,649.82x = 1,153,196.75 × 453,676.61
  4. Step 4: Simplify right side
    835,649.82x = 523,178,396,220.20
  5. Step 5: Solve for x
    x = 523,178,396,220.20/835,649.82
  6. Step 6: Final answer
    x = 626,073.73

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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.