Home / 981,253.63-1,472,451.50-412,593.54

Finding the Fourth Proportional to 981,253.63, 1,472,451.50 and 412,593.54

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Solution

The fourth proportional to 981,253.63, 1,472,451.50 and 412,593.54 is: 619,130.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,253.63 : 1,472,451.50 = 412,593.54 : x
  2. Step 2: Convert to fraction form
    981,253.63/1,472,451.50 = 412,593.54/x
  3. Step 3: Cross multiply
    981,253.63x = 1,472,451.50 × 412,593.54
  4. Step 4: Simplify right side
    981,253.63x = 607,523,976,863.31
  5. Step 5: Solve for x
    x = 607,523,976,863.31/981,253.63
  6. Step 6: Final answer
    x = 619,130.42

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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.