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Finding the Fourth Proportional to 335,364.76, 503,109.24 and 110,740.78

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Solution

The fourth proportional to 335,364.76, 503,109.24 and 110,740.78 is: 166,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,364.76 : 503,109.24 = 110,740.78 : x
  2. Step 2: Convert to fraction form
    335,364.76/503,109.24 = 110,740.78/x
  3. Step 3: Cross multiply
    335,364.76x = 503,109.24 × 110,740.78
  4. Step 4: Simplify right side
    335,364.76x = 55,714,709,662.81
  5. Step 5: Solve for x
    x = 55,714,709,662.81/335,364.76
  6. Step 6: Final answer
    x = 166,131.68

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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.