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Finding the Fourth Proportional to 404,052.75, 606,082.16 and 179,352.78

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Solution

The fourth proportional to 404,052.75, 606,082.16 and 179,352.78 is: 269,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,052.75 : 606,082.16 = 179,352.78 : x
  2. Step 2: Convert to fraction form
    404,052.75/606,082.16 = 179,352.78/x
  3. Step 3: Cross multiply
    404,052.75x = 606,082.16 × 179,352.78
  4. Step 4: Simplify right side
    404,052.75x = 108,702,520,752.79
  5. Step 5: Solve for x
    x = 108,702,520,752.79/404,052.75
  6. Step 6: Final answer
    x = 269,030.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.