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Finding the Fourth Proportional to 431,481.96, 595,447.86 and 240,507.45

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Solution

The fourth proportional to 431,481.96, 595,447.86 and 240,507.45 is: 331,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,481.96 : 595,447.86 = 240,507.45 : x
  2. Step 2: Convert to fraction form
    431,481.96/595,447.86 = 240,507.45/x
  3. Step 3: Cross multiply
    431,481.96x = 595,447.86 × 240,507.45
  4. Step 4: Simplify right side
    431,481.96x = 143,209,646,416.56
  5. Step 5: Solve for x
    x = 143,209,646,416.56/431,481.96
  6. Step 6: Final answer
    x = 331,901.82

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