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Finding the Fourth Proportional to 202,166.70, 303,250.05 and 199,056.30

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Solution

The fourth proportional to 202,166.70, 303,250.05 and 199,056.30 is: 298,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,166.70 : 303,250.05 = 199,056.30 : x
  2. Step 2: Convert to fraction form
    202,166.70/303,250.05 = 199,056.30/x
  3. Step 3: Cross multiply
    202,166.70x = 303,250.05 × 199,056.30
  4. Step 4: Simplify right side
    202,166.70x = 60,363,832,927.82
  5. Step 5: Solve for x
    x = 60,363,832,927.82/202,166.70
  6. Step 6: Final answer
    x = 298,584.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.