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Finding the Fourth Proportional to 297,286.41, 410,138.46 and 169,893.66

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Solution

The fourth proportional to 297,286.41, 410,138.46 and 169,893.66 is: 234,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,286.41 : 410,138.46 = 169,893.66 : x
  2. Step 2: Convert to fraction form
    297,286.41/410,138.46 = 169,893.66/x
  3. Step 3: Cross multiply
    297,286.41x = 410,138.46 × 169,893.66
  4. Step 4: Simplify right side
    297,286.41x = 69,679,924,076.16
  5. Step 5: Solve for x
    x = 69,679,924,076.16/297,286.41
  6. Step 6: Final answer
    x = 234,386.51

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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.