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Finding the Fourth Proportional to 267,396.80, 368,960.81 and 152,623.04

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Solution

The fourth proportional to 267,396.80, 368,960.81 and 152,623.04 is: 210,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,396.80 : 368,960.81 = 152,623.04 : x
  2. Step 2: Convert to fraction form
    267,396.80/368,960.81 = 152,623.04/x
  3. Step 3: Cross multiply
    267,396.80x = 368,960.81 × 152,623.04
  4. Step 4: Simplify right side
    267,396.80x = 56,311,917,855.14
  5. Step 5: Solve for x
    x = 56,311,917,855.14/267,396.80
  6. Step 6: Final answer
    x = 210,593.09

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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.