Home / 951,678.72-1,313,305.44-516,089.28

Finding the Fourth Proportional to 951,678.72, 1,313,305.44 and 516,089.28

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Solution

The fourth proportional to 951,678.72, 1,313,305.44 and 516,089.28 is: 712,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,678.72 : 1,313,305.44 = 516,089.28 : x
  2. Step 2: Convert to fraction form
    951,678.72/1,313,305.44 = 516,089.28/x
  3. Step 3: Cross multiply
    951,678.72x = 1,313,305.44 × 516,089.28
  4. Step 4: Simplify right side
    951,678.72x = 677,782,858,949.68
  5. Step 5: Solve for x
    x = 677,782,858,949.68/951,678.72
  6. Step 6: Final answer
    x = 712,197.14

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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.