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Finding the Fourth Proportional to 328,144.13, 452,839.20 and 177,241.13

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Solution

The fourth proportional to 328,144.13, 452,839.20 and 177,241.13 is: 244,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,144.13 : 452,839.20 = 177,241.13 : x
  2. Step 2: Convert to fraction form
    328,144.13/452,839.20 = 177,241.13/x
  3. Step 3: Cross multiply
    328,144.13x = 452,839.20 × 177,241.13
  4. Step 4: Simplify right side
    328,144.13x = 80,261,729,252.10
  5. Step 5: Solve for x
    x = 80,261,729,252.10/328,144.13
  6. Step 6: Final answer
    x = 244,592.92

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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.