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Finding the Fourth Proportional to 267,646.96, 369,247.40 and 154,447.84

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Solution

The fourth proportional to 267,646.96, 369,247.40 and 154,447.84 is: 213,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,646.96 : 369,247.40 = 154,447.84 : x
  2. Step 2: Convert to fraction form
    267,646.96/369,247.40 = 154,447.84/x
  3. Step 3: Cross multiply
    267,646.96x = 369,247.40 × 154,447.84
  4. Step 4: Simplify right side
    267,646.96x = 57,029,463,355.62
  5. Step 5: Solve for x
    x = 57,029,463,355.62/267,646.96
  6. Step 6: Final answer
    x = 213,077.19

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