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Finding the Fourth Proportional to 433,608.74, 650,039.34 and 167,555.93

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Solution

The fourth proportional to 433,608.74, 650,039.34 and 167,555.93 is: 251,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,608.74 : 650,039.34 = 167,555.93 : x
  2. Step 2: Convert to fraction form
    433,608.74/650,039.34 = 167,555.93/x
  3. Step 3: Cross multiply
    433,608.74x = 650,039.34 × 167,555.93
  4. Step 4: Simplify right side
    433,608.74x = 108,917,947,775.39
  5. Step 5: Solve for x
    x = 108,917,947,775.39/433,608.74
  6. Step 6: Final answer
    x = 251,189.47

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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.