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Finding the Fourth Proportional to 591,011.89, 886,594.44 and 271,086.59

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Solution

The fourth proportional to 591,011.89, 886,594.44 and 271,086.59 is: 406,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,011.89 : 886,594.44 = 271,086.59 : x
  2. Step 2: Convert to fraction form
    591,011.89/886,594.44 = 271,086.59/x
  3. Step 3: Cross multiply
    591,011.89x = 886,594.44 × 271,086.59
  4. Step 4: Simplify right side
    591,011.89x = 240,343,866,685.62
  5. Step 5: Solve for x
    x = 240,343,866,685.62/591,011.89
  6. Step 6: Final answer
    x = 406,665.03

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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.