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Finding the Fourth Proportional to 433,409.52, 650,021.88 and 167,081.52

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Solution

The fourth proportional to 433,409.52, 650,021.88 and 167,081.52 is: 250,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,409.52 : 650,021.88 = 167,081.52 : x
  2. Step 2: Convert to fraction form
    433,409.52/650,021.88 = 167,081.52/x
  3. Step 3: Cross multiply
    433,409.52x = 650,021.88 × 167,081.52
  4. Step 4: Simplify right side
    433,409.52x = 108,606,643,743.66
  5. Step 5: Solve for x
    x = 108,606,643,743.66/433,409.52
  6. Step 6: Final answer
    x = 250,586.66

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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.