Home / 981,707.54-1,472,593.50-271,676.12

Finding the Fourth Proportional to 981,707.54, 1,472,593.50 and 271,676.12

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Solution

The fourth proportional to 981,707.54, 1,472,593.50 and 271,676.12 is: 407,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,707.54 : 1,472,593.50 = 271,676.12 : x
  2. Step 2: Convert to fraction form
    981,707.54/1,472,593.50 = 271,676.12/x
  3. Step 3: Cross multiply
    981,707.54x = 1,472,593.50 × 271,676.12
  4. Step 4: Simplify right side
    981,707.54x = 400,068,481,054.25
  5. Step 5: Solve for x
    x = 400,068,481,054.25/981,707.54
  6. Step 6: Final answer
    x = 407,523.08

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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.