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Finding the Fourth Proportional to 362,994.93, 500,912.39 and 201,846.51

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Solution

The fourth proportional to 362,994.93, 500,912.39 and 201,846.51 is: 278,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,994.93 : 500,912.39 = 201,846.51 : x
  2. Step 2: Convert to fraction form
    362,994.93/500,912.39 = 201,846.51/x
  3. Step 3: Cross multiply
    362,994.93x = 500,912.39 × 201,846.51
  4. Step 4: Simplify right side
    362,994.93x = 101,107,416,728.03
  5. Step 5: Solve for x
    x = 101,107,416,728.03/362,994.93
  6. Step 6: Final answer
    x = 278,536.72

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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.