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Finding the Fourth Proportional to 223,618.02, 335,293.63 and 151,659.57

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Solution

The fourth proportional to 223,618.02, 335,293.63 and 151,659.57 is: 227,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,618.02 : 335,293.63 = 151,659.57 : x
  2. Step 2: Convert to fraction form
    223,618.02/335,293.63 = 151,659.57/x
  3. Step 3: Cross multiply
    223,618.02x = 335,293.63 × 151,659.57
  4. Step 4: Simplify right side
    223,618.02x = 50,850,487,749.54
  5. Step 5: Solve for x
    x = 50,850,487,749.54/223,618.02
  6. Step 6: Final answer
    x = 227,398.88

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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.