Home / 521,664.01-782,351.44-184,660.30

Finding the Fourth Proportional to 521,664.01, 782,351.44 and 184,660.30

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Solution

The fourth proportional to 521,664.01, 782,351.44 and 184,660.30 is: 276,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,664.01 : 782,351.44 = 184,660.30 : x
  2. Step 2: Convert to fraction form
    521,664.01/782,351.44 = 184,660.30/x
  3. Step 3: Cross multiply
    521,664.01x = 782,351.44 × 184,660.30
  4. Step 4: Simplify right side
    521,664.01x = 144,469,249,198.30
  5. Step 5: Solve for x
    x = 144,469,249,198.30/521,664.01
  6. Step 6: Final answer
    x = 276,939.27

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1.5x scale

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.