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Finding the Fourth Proportional to 633,006.44, 949,593.03 and 206,392.47

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Solution

The fourth proportional to 633,006.44, 949,593.03 and 206,392.47 is: 309,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,006.44 : 949,593.03 = 206,392.47 : x
  2. Step 2: Convert to fraction form
    633,006.44/949,593.03 = 206,392.47/x
  3. Step 3: Cross multiply
    633,006.44x = 949,593.03 × 206,392.47
  4. Step 4: Simplify right side
    633,006.44x = 195,988,850,956.48
  5. Step 5: Solve for x
    x = 195,988,850,956.48/633,006.44
  6. Step 6: Final answer
    x = 309,615.89

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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.