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Finding the Fourth Proportional to 267,804.46, 369,566.94 and 154,624.78

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Solution

The fourth proportional to 267,804.46, 369,566.94 and 154,624.78 is: 213,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,804.46 : 369,566.94 = 154,624.78 : x
  2. Step 2: Convert to fraction form
    267,804.46/369,566.94 = 154,624.78/x
  3. Step 3: Cross multiply
    267,804.46x = 369,566.94 × 154,624.78
  4. Step 4: Simplify right side
    267,804.46x = 57,144,206,792.77
  5. Step 5: Solve for x
    x = 57,144,206,792.77/267,804.46
  6. Step 6: Final answer
    x = 213,380.34

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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.