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Finding the Fourth Proportional to 594,940.88, 892,765.93 and 215,891.19

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Solution

The fourth proportional to 594,940.88, 892,765.93 and 215,891.19 is: 323,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,940.88 : 892,765.93 = 215,891.19 : x
  2. Step 2: Convert to fraction form
    594,940.88/892,765.93 = 215,891.19/x
  3. Step 3: Cross multiply
    594,940.88x = 892,765.93 × 215,891.19
  4. Step 4: Simplify right side
    594,940.88x = 192,740,299,019.16
  5. Step 5: Solve for x
    x = 192,740,299,019.16/594,940.88
  6. Step 6: Final answer
    x = 323,965.47

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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.