Home / 803,530.56-1,205,287.20-196,324.32

Finding the Fourth Proportional to 803,530.56, 1,205,287.20 and 196,324.32

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Solution

The fourth proportional to 803,530.56, 1,205,287.20 and 196,324.32 is: 294,484.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,530.56 : 1,205,287.20 = 196,324.32 : x
  2. Step 2: Convert to fraction form
    803,530.56/1,205,287.20 = 196,324.32/x
  3. Step 3: Cross multiply
    803,530.56x = 1,205,287.20 × 196,324.32
  4. Step 4: Simplify right side
    803,530.56x = 236,627,189,944.70
  5. Step 5: Solve for x
    x = 236,627,189,944.70/803,530.56
  6. Step 6: Final answer
    x = 294,484.37

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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.