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Finding the Fourth Proportional to 223,608.51, 335,446.77 and 73,864.62

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Solution

The fourth proportional to 223,608.51, 335,446.77 and 73,864.62 is: 110,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,608.51 : 335,446.77 = 73,864.62 : x
  2. Step 2: Convert to fraction form
    223,608.51/335,446.77 = 73,864.62/x
  3. Step 3: Cross multiply
    223,608.51x = 335,446.77 × 73,864.62
  4. Step 4: Simplify right side
    223,608.51x = 24,777,648,196.28
  5. Step 5: Solve for x
    x = 24,777,648,196.28/223,608.51
  6. Step 6: Final answer
    x = 110,808.16

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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.