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Finding the Fourth Proportional to 267,989.82, 369,999 and 166,123.62

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Solution

The fourth proportional to 267,989.82, 369,999 and 166,123.62 is: 229,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,989.82 : 369,999 = 166,123.62 : x
  2. Step 2: Convert to fraction form
    267,989.82/369,999 = 166,123.62/x
  3. Step 3: Cross multiply
    267,989.82x = 369,999 × 166,123.62
  4. Step 4: Simplify right side
    267,989.82x = 61,465,573,276.38
  5. Step 5: Solve for x
    x = 61,465,573,276.38/267,989.82
  6. Step 6: Final answer
    x = 229,357.87

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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.