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Finding the Fourth Proportional to 223,568.82, 335,353.19 and 130,008.96

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Solution

The fourth proportional to 223,568.82, 335,353.19 and 130,008.96 is: 195,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,568.82 : 335,353.19 = 130,008.96 : x
  2. Step 2: Convert to fraction form
    223,568.82/335,353.19 = 130,008.96/x
  3. Step 3: Cross multiply
    223,568.82x = 335,353.19 × 130,008.96
  4. Step 4: Simplify right side
    223,568.82x = 43,598,918,814.54
  5. Step 5: Solve for x
    x = 43,598,918,814.54/223,568.82
  6. Step 6: Final answer
    x = 195,013.41

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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.