Home / 951,808.22-1,313,491.60-516,223.83

Finding the Fourth Proportional to 951,808.22, 1,313,491.60 and 516,223.83

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Solution

The fourth proportional to 951,808.22, 1,313,491.60 and 516,223.83 is: 712,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,808.22 : 1,313,491.60 = 516,223.83 : x
  2. Step 2: Convert to fraction form
    951,808.22/1,313,491.60 = 516,223.83/x
  3. Step 3: Cross multiply
    951,808.22x = 1,313,491.60 × 516,223.83
  4. Step 4: Simplify right side
    951,808.22x = 678,055,667,091.94
  5. Step 5: Solve for x
    x = 678,055,667,091.94/951,808.22
  6. Step 6: Final answer
    x = 712,386.86

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1.5x scale

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.