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Finding the Fourth Proportional to 223,147.44, 334,721.40 and 156,883.92

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Solution

The fourth proportional to 223,147.44, 334,721.40 and 156,883.92 is: 235,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,147.44 : 334,721.40 = 156,883.92 : x
  2. Step 2: Convert to fraction form
    223,147.44/334,721.40 = 156,883.92/x
  3. Step 3: Cross multiply
    223,147.44x = 334,721.40 × 156,883.92
  4. Step 4: Simplify right side
    223,147.44x = 52,512,405,339.89
  5. Step 5: Solve for x
    x = 52,512,405,339.89/223,147.44
  6. Step 6: Final answer
    x = 235,326.05

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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.