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Finding the Fourth Proportional to 303,469.30, 454,329.15 and 303,469.30

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Solution

The fourth proportional to 303,469.30, 454,329.15 and 303,469.30 is: 454,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,469.30 : 454,329.15 = 303,469.30 : x
  2. Step 2: Convert to fraction form
    303,469.30/454,329.15 = 303,469.30/x
  3. Step 3: Cross multiply
    303,469.30x = 454,329.15 × 303,469.30
  4. Step 4: Simplify right side
    303,469.30x = 137,874,949,120.10
  5. Step 5: Solve for x
    x = 137,874,949,120.10/303,469.30
  6. Step 6: Final answer
    x = 454,329.15

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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.