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Finding the Fourth Proportional to 301,084.20, 451,626.30 and 301,084.20

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Solution

The fourth proportional to 301,084.20, 451,626.30 and 301,084.20 is: 451,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,084.20 : 451,626.30 = 301,084.20 : x
  2. Step 2: Convert to fraction form
    301,084.20/451,626.30 = 301,084.20/x
  3. Step 3: Cross multiply
    301,084.20x = 451,626.30 × 301,084.20
  4. Step 4: Simplify right side
    301,084.20x = 135,977,543,234.46
  5. Step 5: Solve for x
    x = 135,977,543,234.46/301,084.20
  6. Step 6: Final answer
    x = 451,626.30

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1.5x scale

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.