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Finding the Fourth Proportional to 297,611.56, 410,699.46 and 170,318.44

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Solution

The fourth proportional to 297,611.56, 410,699.46 and 170,318.44 is: 235,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,611.56 : 410,699.46 = 170,318.44 : x
  2. Step 2: Convert to fraction form
    297,611.56/410,699.46 = 170,318.44/x
  3. Step 3: Cross multiply
    297,611.56x = 410,699.46 × 170,318.44
  4. Step 4: Simplify right side
    297,611.56x = 69,949,691,336.04
  5. Step 5: Solve for x
    x = 69,949,691,336.04/297,611.56
  6. Step 6: Final answer
    x = 235,036.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.