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Finding the Fourth Proportional to 241,663.20, 362,149.20 and 177,986.40

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Solution

The fourth proportional to 241,663.20, 362,149.20 and 177,986.40 is: 266,725.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,663.20 : 362,149.20 = 177,986.40 : x
  2. Step 2: Convert to fraction form
    241,663.20/362,149.20 = 177,986.40/x
  3. Step 3: Cross multiply
    241,663.20x = 362,149.20 × 177,986.40
  4. Step 4: Simplify right side
    241,663.20x = 64,457,632,370.88
  5. Step 5: Solve for x
    x = 64,457,632,370.88/241,663.20
  6. Step 6: Final answer
    x = 266,725.06

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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.