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Finding the Fourth Proportional to 481,894.02, 665,005.95 and 267,033.42

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Solution

The fourth proportional to 481,894.02, 665,005.95 and 267,033.42 is: 368,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,894.02 : 665,005.95 = 267,033.42 : x
  2. Step 2: Convert to fraction form
    481,894.02/665,005.95 = 267,033.42/x
  3. Step 3: Cross multiply
    481,894.02x = 665,005.95 × 267,033.42
  4. Step 4: Simplify right side
    481,894.02x = 177,578,813,148.85
  5. Step 5: Solve for x
    x = 177,578,813,148.85/481,894.02
  6. Step 6: Final answer
    x = 368,501.80

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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.