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Finding the Fourth Proportional to 362,462.56, 543,693.84 and 113,165.92

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Solution

The fourth proportional to 362,462.56, 543,693.84 and 113,165.92 is: 169,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,462.56 : 543,693.84 = 113,165.92 : x
  2. Step 2: Convert to fraction form
    362,462.56/543,693.84 = 113,165.92/x
  3. Step 3: Cross multiply
    362,462.56x = 543,693.84 × 113,165.92
  4. Step 4: Simplify right side
    362,462.56x = 61,527,613,601.93
  5. Step 5: Solve for x
    x = 61,527,613,601.93/362,462.56
  6. Step 6: Final answer
    x = 169,748.88

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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.