Home / 517,251.03-775,938.71-171,046.17

Finding the Fourth Proportional to 517,251.03, 775,938.71 and 171,046.17

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Solution

The fourth proportional to 517,251.03, 775,938.71 and 171,046.17 is: 256,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,251.03 : 775,938.71 = 171,046.17 : x
  2. Step 2: Convert to fraction form
    517,251.03/775,938.71 = 171,046.17/x
  3. Step 3: Cross multiply
    517,251.03x = 775,938.71 × 171,046.17
  4. Step 4: Simplify right side
    517,251.03x = 132,721,339,765.32
  5. Step 5: Solve for x
    x = 132,721,339,765.32/517,251.03
  6. Step 6: Final answer
    x = 256,589.81

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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.