Home / 826,568.13-1,140,701.91-459,046.95

Finding the Fourth Proportional to 826,568.13, 1,140,701.91 and 459,046.95

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Solution

The fourth proportional to 826,568.13, 1,140,701.91 and 459,046.95 is: 633,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,568.13 : 1,140,701.91 = 459,046.95 : x
  2. Step 2: Convert to fraction form
    826,568.13/1,140,701.91 = 459,046.95/x
  3. Step 3: Cross multiply
    826,568.13x = 1,140,701.91 × 459,046.95
  4. Step 4: Simplify right side
    826,568.13x = 523,635,732,644.68
  5. Step 5: Solve for x
    x = 523,635,732,644.68/826,568.13
  6. Step 6: Final answer
    x = 633,505.83

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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.