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Finding the Fourth Proportional to 328,082.33, 452,753.64 and 177,179.33

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Solution

The fourth proportional to 328,082.33, 452,753.64 and 177,179.33 is: 244,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,082.33 : 452,753.64 = 177,179.33 : x
  2. Step 2: Convert to fraction form
    328,082.33/452,753.64 = 177,179.33/x
  3. Step 3: Cross multiply
    328,082.33x = 452,753.64 × 177,179.33
  4. Step 4: Simplify right side
    328,082.33x = 80,218,587,722.15
  5. Step 5: Solve for x
    x = 80,218,587,722.15/328,082.33
  6. Step 6: Final answer
    x = 244,507.49

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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.