Home / 463,239.92-694,979.68-271,276.45

Finding the Fourth Proportional to 463,239.92, 694,979.68 and 271,276.45

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Solution

The fourth proportional to 463,239.92, 694,979.68 and 271,276.45 is: 406,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,239.92 : 694,979.68 = 271,276.45 : x
  2. Step 2: Convert to fraction form
    463,239.92/694,979.68 = 271,276.45/x
  3. Step 3: Cross multiply
    463,239.92x = 694,979.68 × 271,276.45
  4. Step 4: Simplify right side
    463,239.92x = 188,531,618,421.97
  5. Step 5: Solve for x
    x = 188,531,618,421.97/463,239.92
  6. Step 6: Final answer
    x = 406,984.83

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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.