Home / 516,204.03-774,416.73-216,511.87

Finding the Fourth Proportional to 516,204.03, 774,416.73 and 216,511.87

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Solution

The fourth proportional to 516,204.03, 774,416.73 and 216,511.87 is: 324,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,204.03 : 774,416.73 = 216,511.87 : x
  2. Step 2: Convert to fraction form
    516,204.03/774,416.73 = 216,511.87/x
  3. Step 3: Cross multiply
    516,204.03x = 774,416.73 × 216,511.87
  4. Step 4: Simplify right side
    516,204.03x = 167,670,414,371.59
  5. Step 5: Solve for x
    x = 167,670,414,371.59/516,204.03
  6. Step 6: Final answer
    x = 324,814.23

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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.