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Finding the Fourth Proportional to 351,415.24, 484,923.23 and 206,206.03

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Solution

The fourth proportional to 351,415.24, 484,923.23 and 206,206.03 is: 284,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,415.24 : 484,923.23 = 206,206.03 : x
  2. Step 2: Convert to fraction form
    351,415.24/484,923.23 = 206,206.03/x
  3. Step 3: Cross multiply
    351,415.24x = 484,923.23 × 206,206.03
  4. Step 4: Simplify right side
    351,415.24x = 99,994,094,113.08
  5. Step 5: Solve for x
    x = 99,994,094,113.08/351,415.24
  6. Step 6: Final answer
    x = 284,546.83

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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.