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Finding the Fourth Proportional to 267,909.37, 369,714.79 and 151,620.73

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Solution

The fourth proportional to 267,909.37, 369,714.79 and 151,620.73 is: 209,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,909.37 : 369,714.79 = 151,620.73 : x
  2. Step 2: Convert to fraction form
    267,909.37/369,714.79 = 151,620.73/x
  3. Step 3: Cross multiply
    267,909.37x = 369,714.79 × 151,620.73
  4. Step 4: Simplify right side
    267,909.37x = 56,056,426,351.60
  5. Step 5: Solve for x
    x = 56,056,426,351.60/267,909.37
  6. Step 6: Final answer
    x = 209,236.53

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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.