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Finding the Fourth Proportional to 363,604.50, 545,465.84 and 107,463.06

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Solution

The fourth proportional to 363,604.50, 545,465.84 and 107,463.06 is: 161,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,604.50 : 545,465.84 = 107,463.06 : x
  2. Step 2: Convert to fraction form
    363,604.50/545,465.84 = 107,463.06/x
  3. Step 3: Cross multiply
    363,604.50x = 545,465.84 × 107,463.06
  4. Step 4: Simplify right side
    363,604.50x = 58,617,427,754.56
  5. Step 5: Solve for x
    x = 58,617,427,754.56/363,604.50
  6. Step 6: Final answer
    x = 161,212.05

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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.