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Finding the Fourth Proportional to 336,137.20, 504,205.80 and 149,167.60

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Solution

The fourth proportional to 336,137.20, 504,205.80 and 149,167.60 is: 223,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,137.20 : 504,205.80 = 149,167.60 : x
  2. Step 2: Convert to fraction form
    336,137.20/504,205.80 = 149,167.60/x
  3. Step 3: Cross multiply
    336,137.20x = 504,205.80 × 149,167.60
  4. Step 4: Simplify right side
    336,137.20x = 75,211,169,092.08
  5. Step 5: Solve for x
    x = 75,211,169,092.08/336,137.20
  6. Step 6: Final answer
    x = 223,751.40

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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.