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Finding the Fourth Proportional to 590,994.28, 886,013.34 and 185,979.88

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Solution

The fourth proportional to 590,994.28, 886,013.34 and 185,979.88 is: 278,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,994.28 : 886,013.34 = 185,979.88 : x
  2. Step 2: Convert to fraction form
    590,994.28/886,013.34 = 185,979.88/x
  3. Step 3: Cross multiply
    590,994.28x = 886,013.34 × 185,979.88
  4. Step 4: Simplify right side
    590,994.28x = 164,780,654,651.60
  5. Step 5: Solve for x
    x = 164,780,654,651.60/590,994.28
  6. Step 6: Final answer
    x = 278,819.37

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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.