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Finding the Fourth Proportional to 223,882.47, 335,471.94 and 156,347.91

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Solution

The fourth proportional to 223,882.47, 335,471.94 and 156,347.91 is: 234,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,882.47 : 335,471.94 = 156,347.91 : x
  2. Step 2: Convert to fraction form
    223,882.47/335,471.94 = 156,347.91/x
  3. Step 3: Cross multiply
    223,882.47x = 335,471.94 × 156,347.91
  4. Step 4: Simplify right side
    223,882.47x = 52,450,336,682.65
  5. Step 5: Solve for x
    x = 52,450,336,682.65/223,882.47
  6. Step 6: Final answer
    x = 234,276.21

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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.