Home / 951,580.27-1,313,197.68-521,856.64

Finding the Fourth Proportional to 951,580.27, 1,313,197.68 and 521,856.64

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Solution

The fourth proportional to 951,580.27, 1,313,197.68 and 521,856.64 is: 720,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,580.27 : 1,313,197.68 = 521,856.64 : x
  2. Step 2: Convert to fraction form
    951,580.27/1,313,197.68 = 521,856.64/x
  3. Step 3: Cross multiply
    951,580.27x = 1,313,197.68 × 521,856.64
  4. Step 4: Simplify right side
    951,580.27x = 685,300,928,940.60
  5. Step 5: Solve for x
    x = 685,300,928,940.60/951,580.27
  6. Step 6: Final answer
    x = 720,171.44

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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.