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Finding the Fourth Proportional to 204,049.80, 306,074.70 and 202,737.60

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Solution

The fourth proportional to 204,049.80, 306,074.70 and 202,737.60 is: 304,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,049.80 : 306,074.70 = 202,737.60 : x
  2. Step 2: Convert to fraction form
    204,049.80/306,074.70 = 202,737.60/x
  3. Step 3: Cross multiply
    204,049.80x = 306,074.70 × 202,737.60
  4. Step 4: Simplify right side
    204,049.80x = 62,052,850,098.72
  5. Step 5: Solve for x
    x = 62,052,850,098.72/204,049.80
  6. Step 6: Final answer
    x = 304,106.40

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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.