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Finding the Fourth Proportional to 252,725.12, 379,198.32 and 119,700.32

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Solution

The fourth proportional to 252,725.12, 379,198.32 and 119,700.32 is: 179,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,725.12 : 379,198.32 = 119,700.32 : x
  2. Step 2: Convert to fraction form
    252,725.12/379,198.32 = 119,700.32/x
  3. Step 3: Cross multiply
    252,725.12x = 379,198.32 × 119,700.32
  4. Step 4: Simplify right side
    252,725.12x = 45,390,160,247.46
  5. Step 5: Solve for x
    x = 45,390,160,247.46/252,725.12
  6. Step 6: Final answer
    x = 179,602.88

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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.