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Finding the Fourth Proportional to 242,881.96, 335,218.08 and 179,403.88

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Solution

The fourth proportional to 242,881.96, 335,218.08 and 179,403.88 is: 247,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,881.96 : 335,218.08 = 179,403.88 : x
  2. Step 2: Convert to fraction form
    242,881.96/335,218.08 = 179,403.88/x
  3. Step 3: Cross multiply
    242,881.96x = 335,218.08 × 179,403.88
  4. Step 4: Simplify right side
    242,881.96x = 60,139,424,198.15
  5. Step 5: Solve for x
    x = 60,139,424,198.15/242,881.96
  6. Step 6: Final answer
    x = 247,607.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.