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Finding the Fourth Proportional to 633,021.45, 949,528.06 and 159,707.26

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Solution

The fourth proportional to 633,021.45, 949,528.06 and 159,707.26 is: 239,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,021.45 : 949,528.06 = 159,707.26 : x
  2. Step 2: Convert to fraction form
    633,021.45/949,528.06 = 159,707.26/x
  3. Step 3: Cross multiply
    633,021.45x = 949,528.06 × 159,707.26
  4. Step 4: Simplify right side
    633,021.45x = 151,646,524,755.72
  5. Step 5: Solve for x
    x = 151,646,524,755.72/633,021.45
  6. Step 6: Final answer
    x = 239,559.85

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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.