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Finding the Fourth Proportional to 588,290.82, 811,825.56 and 333,636.54

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Solution

The fourth proportional to 588,290.82, 811,825.56 and 333,636.54 is: 460,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,290.82 : 811,825.56 = 333,636.54 : x
  2. Step 2: Convert to fraction form
    588,290.82/811,825.56 = 333,636.54/x
  3. Step 3: Cross multiply
    588,290.82x = 811,825.56 × 333,636.54
  4. Step 4: Simplify right side
    588,290.82x = 270,854,670,921.96
  5. Step 5: Solve for x
    x = 270,854,670,921.96/588,290.82
  6. Step 6: Final answer
    x = 460,409.48

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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.