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Finding the Fourth Proportional to 588,530.76, 882,791.90 and 389,740.96

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Solution

The fourth proportional to 588,530.76, 882,791.90 and 389,740.96 is: 584,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,530.76 : 882,791.90 = 389,740.96 : x
  2. Step 2: Convert to fraction form
    588,530.76/882,791.90 = 389,740.96/x
  3. Step 3: Cross multiply
    588,530.76x = 882,791.90 × 389,740.96
  4. Step 4: Simplify right side
    588,530.76x = 344,060,162,586.22
  5. Step 5: Solve for x
    x = 344,060,162,586.22/588,530.76
  6. Step 6: Final answer
    x = 584,608.63

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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.