Home / 526,827.69-789,757.14-189,785.91

Finding the Fourth Proportional to 526,827.69, 789,757.14 and 189,785.91

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Solution

The fourth proportional to 526,827.69, 789,757.14 and 189,785.91 is: 284,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,827.69 : 789,757.14 = 189,785.91 : x
  2. Step 2: Convert to fraction form
    526,827.69/789,757.14 = 189,785.91/x
  3. Step 3: Cross multiply
    526,827.69x = 789,757.14 × 189,785.91
  4. Step 4: Simplify right side
    526,827.69x = 149,884,776,544.97
  5. Step 5: Solve for x
    x = 149,884,776,544.97/526,827.69
  6. Step 6: Final answer
    x = 284,504.37

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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.