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Finding the Fourth Proportional to 223,460.82, 335,120.16 and 73,673.20

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Solution

The fourth proportional to 223,460.82, 335,120.16 and 73,673.20 is: 110,486.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,460.82 : 335,120.16 = 73,673.20 : x
  2. Step 2: Convert to fraction form
    223,460.82/335,120.16 = 73,673.20/x
  3. Step 3: Cross multiply
    223,460.82x = 335,120.16 × 73,673.20
  4. Step 4: Simplify right side
    223,460.82x = 24,689,374,571.71
  5. Step 5: Solve for x
    x = 24,689,374,571.71/223,460.82
  6. Step 6: Final answer
    x = 110,486.37

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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.