Home / 571,827.96-858,021.39-404,424.05

Finding the Fourth Proportional to 571,827.96, 858,021.39 and 404,424.05

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Solution

The fourth proportional to 571,827.96, 858,021.39 and 404,424.05 is: 606,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,827.96 : 858,021.39 = 404,424.05 : x
  2. Step 2: Convert to fraction form
    571,827.96/858,021.39 = 404,424.05/x
  3. Step 3: Cross multiply
    571,827.96x = 858,021.39 × 404,424.05
  4. Step 4: Simplify right side
    571,827.96x = 347,004,481,240.32
  5. Step 5: Solve for x
    x = 347,004,481,240.32/571,827.96
  6. Step 6: Final answer
    x = 606,833.71

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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.