Home / 653,141.77-979,749.12-203,924.68

Finding the Fourth Proportional to 653,141.77, 979,749.12 and 203,924.68

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Solution

The fourth proportional to 653,141.77, 979,749.12 and 203,924.68 is: 305,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,141.77 : 979,749.12 = 203,924.68 : x
  2. Step 2: Convert to fraction form
    653,141.77/979,749.12 = 203,924.68/x
  3. Step 3: Cross multiply
    653,141.77x = 979,749.12 × 203,924.68
  4. Step 4: Simplify right side
    653,141.77x = 199,795,025,776.28
  5. Step 5: Solve for x
    x = 199,795,025,776.28/653,141.77
  6. Step 6: Final answer
    x = 305,898.41

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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.