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Finding the Fourth Proportional to 737,662.60, 1,106,234.70 and 338,494.60

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Solution

The fourth proportional to 737,662.60, 1,106,234.70 and 338,494.60 is: 507,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,662.60 : 1,106,234.70 = 338,494.60 : x
  2. Step 2: Convert to fraction form
    737,662.60/1,106,234.70 = 338,494.60/x
  3. Step 3: Cross multiply
    737,662.60x = 1,106,234.70 × 338,494.60
  4. Step 4: Simplify right side
    737,662.60x = 374,454,472,282.62
  5. Step 5: Solve for x
    x = 374,454,472,282.62/737,662.60
  6. Step 6: Final answer
    x = 507,622.96

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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.