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Finding the Fourth Proportional to 594,959.42, 892,793.70 and 215,909.75

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Solution

The fourth proportional to 594,959.42, 892,793.70 and 215,909.75 is: 323,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,959.42 : 892,793.70 = 215,909.75 : x
  2. Step 2: Convert to fraction form
    594,959.42/892,793.70 = 215,909.75/x
  3. Step 3: Cross multiply
    594,959.42x = 892,793.70 × 215,909.75
  4. Step 4: Simplify right side
    594,959.42x = 192,762,860,104.61
  5. Step 5: Solve for x
    x = 192,762,860,104.61/594,959.42
  6. Step 6: Final answer
    x = 323,993.29

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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.