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Finding the Fourth Proportional to 336,037.20, 504,201.60 and 169,825.20

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Solution

The fourth proportional to 336,037.20, 504,201.60 and 169,825.20 is: 254,811.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,037.20 : 504,201.60 = 169,825.20 : x
  2. Step 2: Convert to fraction form
    336,037.20/504,201.60 = 169,825.20/x
  3. Step 3: Cross multiply
    336,037.20x = 504,201.60 × 169,825.20
  4. Step 4: Simplify right side
    336,037.20x = 85,626,137,560.32
  5. Step 5: Solve for x
    x = 85,626,137,560.32/336,037.20
  6. Step 6: Final answer
    x = 254,811.48

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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.