Home / 357,164.06-492,884.97-196,021.76

Finding the Fourth Proportional to 357,164.06, 492,884.97 and 196,021.76

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Solution

The fourth proportional to 357,164.06, 492,884.97 and 196,021.76 is: 270,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,164.06 : 492,884.97 = 196,021.76 : x
  2. Step 2: Convert to fraction form
    357,164.06/492,884.97 = 196,021.76/x
  3. Step 3: Cross multiply
    357,164.06x = 492,884.97 × 196,021.76
  4. Step 4: Simplify right side
    357,164.06x = 96,616,179,296.95
  5. Step 5: Solve for x
    x = 96,616,179,296.95/357,164.06
  6. Step 6: Final answer
    x = 270,509.24

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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.